What's the best JavaScript minifier?
This project benchmarks the following minifiers:
| Minifier | Version | Release date ↓ |
|---|---|---|
| oxc-minify | 0.141.0 | 2026-07-21 |
| @swc/core | 1.15.46 | 2026-07-19 |
| terser | 5.49.0 | 2026-07-08 |
| esbuild | 0.28.1 | 2026-06-11 |
| bun | 1.3.14 | 2026-05-13 |
| google-closure-compiler | 20251216.0.0 | 2025-12-18 |
| @tdewolff/minify | 2.24.8 | 2025-12-08 |
| @cminify/cminify-linux-x64 | 3.0.1 | 2025-07-27 |
| uglify-js | 3.19.3 | 2024-08-29 |
| babel-minify | 0.5.2 | 2022-05-06 |
| tedivm/jshrink | 1.8.1 |
Benchmarks last updated on Sep 6, 2026.
- To help you pick a minifier that fits your needs
- To promote JS minifiers and document their performances
- To encourage healthy competition and improvement amongst minifiers
- Each minifier is executed in its own process with a 10s timeout
- Artifact integrity is verified by a test before and after minification
- Each minifier is minimally configured (sourcemaps & comments disabled), comparing out-of-the-box experience
- Minifier upgrade PRs are automated via WhiteSource Renovate
- Benchmarks are updated on every PR via GitHub Actions
- The raw benchmark data is available in
/packages/data/data/data.json
For each benchmark, minifiers are ranked by a score that reflects the best balance of trade-offs.
The score combines minzipped size and minification time, with size weighted more heavily by default (85% size, 15% time) since it's usually the top priority. If a minifier is unusually slow, the weights shift toward time using a logistic sigmoid function, up to a 50/50 split. This avoids harsh cutoffs while still penalizing extreme slowness.
Both size and time are scaled using min-max normalization so they can be compared fairly. The result is a context-aware score that helps surface the best overall choice—but make sure to check each column directly if size or speed matters more to you.
Size of the minified output.
Size of the minified output with Gzip compression.
For minifiers, this measures how compressable the output is.
For users, this measures network transfer size, which is usually the metric that matters most.
How long minification took (average of 5 runs). Each time is annotated with a multiplier relative to the fastest minifier.
Tip
What's the verdict? ⚔️ See the Minifier showdown
| Artifact | Original size | Gzip size | |
|---|---|---|---|
| react v17.0.2 (Source) | 72.13 KB |
19.39 KB |
|
| Minifier | Minified size | Minzipped size | Time |
| 1. @swc/core | -68% 22.82 KB |
-58% 8.19 KB |
6x 18 ms |
| 2. oxc-minify | -68% 23.15 KB |
-57% 8.36 KB |
🏆 3 ms |
| 3. terser | -68% 23.05 KB |
-57% 8.26 KB |
71x 199 ms |
| 4. uglify-js | 🏆-69% 22.64 KB |
🏆-58% 8.18 KB |
151x 420 ms |
| 5. esbuild | -67% 23.70 KB |
-56% 8.54 KB |
6x 18 ms |
| 6. @tdewolff/minify | -67% 23.49 KB |
-55% 8.63 KB |
1x 4 ms |
| 7. bun | -67% 23.98 KB |
-55% 8.66 KB |
5x 15 ms |
| 8. uglify-js (no compress) | -65% 25.03 KB |
-55% 8.67 KB |
27x 75 ms |
| 9. terser (no compress) | -65% 25.06 KB |
-55% 8.74 KB |
30x 84 ms |
| 10. google-closure-compiler | -68% 22.81 KB |
-58% 8.22 KB |
1139x 3,169 ms |
| 11. @cminify/cminify-linux-x64 | -44% 40.04 KB |
-44% 10.86 KB |
4x 12 ms |
| 12. tedivm/jshrink | -43% 40.82 KB |
-43% 11.04 KB |
45x 126 ms |
| 13. babel-minify ❌ Failed to find | ❌ | ❌ | - |
| Artifact | Original size | Gzip size | |
|---|---|---|---|
| moment v2.29.1 (Source) | 173.90 KB |
36.23 KB |
|
| Minifier | Minified size | Minzipped size | Time |
| 1. @swc/core | -66% 58.37 KB |
-48% 18.75 KB |
3x 26 ms |
| 2. terser | -66% 59.01 KB |
-48% 18.69 KB |
65x 478 ms |
| 3. oxc-minify | -66% 59.37 KB |
-47% 19.24 KB |
1x 7 ms |
| 4. esbuild | -66% 59.80 KB |
-47% 19.33 KB |
2x 21 ms |
| 5. uglify-js | 🏆-67% 57.73 KB |
🏆-49% 18.57 KB |
123x 906 ms |
| 6. @tdewolff/minify | -66% 59.89 KB |
-46% 19.48 KB |
🏆 7 ms |
| 7. uglify-js (no compress) | -64% 62.50 KB |
-46% 19.57 KB |
24x 177 ms |
| 8. terser (no compress) | -64% 63.01 KB |
-46% 19.65 KB |
28x 208 ms |
| 9. bun | -64% 61.76 KB |
-45% 19.85 KB |
2x 17 ms |
| 10. google-closure-compiler | -66% 58.28 KB |
-48% 18.90 KB |
545x 3,994 ms |
| 11. @cminify/cminify-linux-x64 | -45% 95.93 KB |
-32% 24.74 KB |
1x 12 ms |
| 12. tedivm/jshrink | -44% 97.63 KB |
-31% 25.00 KB |
39x 285 ms |
| 13. babel-minify ❌ Failed to find | ❌ | ❌ | - |
| Artifact | Original size | Gzip size | |
|---|---|---|---|
| jquery v3.5.1 (Source) | 287.63 KB |
84.50 KB |
|
| Minifier | Minified size | Minzipped size | Time |
| 1. @swc/core | -69% 89.16 KB |
🏆-63% 30.86 KB |
3x 46 ms |
| 2. oxc-minify | -69% 89.24 KB |
-63% 30.93 KB |
1x 12 ms |
| 3. @tdewolff/minify | -69% 89.68 KB |
-63% 31.45 KB |
🏆 12 ms |
| 4. terser | -69% 89.24 KB |
-63% 30.86 KB |
56x 661 ms |
| 5. uglify-js (no compress) | -67% 94.08 KB |
-63% 31.47 KB |
20x 244 ms |
| 6. terser (no compress) | -67% 94.26 KB |
-63% 31.56 KB |
23x 271 ms |
| 7. esbuild | -69% 90.07 KB |
-62% 31.96 KB |
3x 37 ms |
| 8. bun | -68% 92.39 KB |
-61% 32.64 KB |
2x 23 ms |
| 9. uglify-js | 🏆-69% 88.45 KB |
-63% 30.90 KB |
114x 1,336 ms |
| 10. google-closure-compiler | -68% 92.71 KB |
-61% 33.05 KB |
345x 4,028 ms |
| 11. @cminify/cminify-linux-x64 | -51% 141.45 KB |
-52% 40.37 KB |
1x 14 ms |
| 12. tedivm/jshrink | -50% 144.14 KB |
-52% 40.88 KB |
30x 361 ms |
| 13. babel-minify ❌ Failed to find | ❌ | ❌ | - |
| Artifact | Original size | Gzip size | |
|---|---|---|---|
| vue v2.6.12 (Source) | 342.15 KB |
89.67 KB |
|
| Minifier | Minified size | Minzipped size | Time |
| 1. @swc/core | -66% 115.53 KB |
🏆-52% 42.71 KB |
3x 58 ms |
| 2. oxc-minify | -66% 116.98 KB |
-52% 43.25 KB |
1x 17 ms |
| 3. terser | -66% 116.60 KB |
-52% 42.87 KB |
57x 854 ms |
| 4. @tdewolff/minify | -66% 117.70 KB |
-51% 44.37 KB |
🏆 15 ms |
| 5. esbuild | -65% 118.14 KB |
-51% 44.37 KB |
2x 44 ms |
| 6. uglify-js (no compress) | -63% 126.14 KB |
-50% 44.45 KB |
20x 302 ms |
| 7. terser (no compress) | -63% 126.39 KB |
-50% 44.64 KB |
24x 356 ms |
| 8. bun | -65% 121.28 KB |
-49% 45.39 KB |
1x 24 ms |
| 9. uglify-js | 🏆-67% 113.80 KB |
-52% 43.04 KB |
125x 1,857 ms |
| 10. google-closure-compiler | -66% 115.55 KB |
-51% 44.24 KB |
324x 4,789 ms |
| 11. @cminify/cminify-linux-x64 | -43% 193.91 KB |
-37% 56.36 KB |
1x 15 ms |
| 12. tedivm/jshrink | -42% 197.36 KB |
-36% 57.17 KB |
32x 481 ms |
| 13. babel-minify ❌ Failed to find | ❌ | ❌ | - |
| Artifact | Original size | Gzip size | |
|---|---|---|---|
| lodash v4.17.21 (Source) | 544.09 KB |
96.69 KB |
|
| Minifier | Minified size | Minzipped size | Time |
| 1. @swc/core | -87% 69.82 KB |
-74% 25.24 KB |
3x 46 ms |
| 2. oxc-minify | -87% 70.91 KB |
-73% 25.87 KB |
🏆 12 ms |
| 3. esbuild | -87% 72.50 KB |
-73% 26.20 KB |
2x 30 ms |
| 4. uglify-js (no compress) | -86% 74.61 KB |
-73% 25.86 KB |
23x 271 ms |
| 5. terser | -87% 70.41 KB |
-74% 25.15 KB |
62x 729 ms |
| 6. @tdewolff/minify | -87% 71.90 KB |
-73% 26.50 KB |
1x 17 ms |
| 7. bun | -87% 73.45 KB |
-72% 26.66 KB |
1x 22 ms |
| 8. terser (no compress) | -86% 75.04 KB |
-73% 26.19 KB |
27x 314 ms |
| 9. uglify-js | 🏆-87% 68.17 KB |
🏆-74% 24.69 KB |
120x 1,394 ms |
| 10. google-closure-compiler | -86% 73.49 KB |
-74% 25.03 KB |
368x 4,283 ms |
| 11. @cminify/cminify-linux-x64 | -73% 146.27 KB |
-63% 35.94 KB |
1x 13 ms |
| 12. tedivm/jshrink | -73% 148.78 KB |
-62% 36.33 KB |
32x 374 ms |
| 13. babel-minify ❌ Failed to find | ❌ | ❌ | - |
| Artifact | Original size | Gzip size | |
|---|---|---|---|
| d3 v6.3.1 (Source) | 555.77 KB |
130.69 KB |
|
| Minifier | Minified size | Minzipped size | Time |
| 1. @swc/core | -52% 265.03 KB |
-33% 87.39 KB |
5x 129 ms |
| 2. oxc-minify | -52% 267.20 KB |
-33% 87.95 KB |
1x 37 ms |
| 3. uglify-js (no compress) | -50% 275.35 KB |
-32% 88.32 KB |
26x 617 ms |
| 4. @tdewolff/minify | -52% 269.07 KB |
-31% 89.87 KB |
1x 36 ms |
| 5. terser (no compress) | -50% 276.13 KB |
-32% 89.07 KB |
37x 885 ms |
| 6. esbuild | -51% 270.21 KB |
-31% 90.81 KB |
3x 71 ms |
| 7. terser | -52% 267.42 KB |
-33% 88.00 KB |
79x 1,852 ms |
| 8. uglify-js | 🏆-53% 263.56 KB |
🏆-33% 87.02 KB |
139x 3,272 ms |
| 9. bun | -51% 272.73 KB |
-29% 92.35 KB |
2x 48 ms |
| 10. @cminify/cminify-linux-x64 | -29% 393.70 KB |
-21% 103.81 KB |
🏆 23 ms |
| 11. google-closure-compiler | -51% 270.32 KB |
-28% 94.15 KB |
266x 6,241 ms |
| 12. babel-minify ❌ Minification | ❌ | ❌ | - |
| 13. tedivm/jshrink ❌ Minification | ❌ | ❌ | - |
| Artifact | Original size | Gzip size | |
|---|---|---|---|
| terser v5.30.3 (Source) | 1.01 MB |
193.76 KB |
|
| Minifier | Minified size | Minzipped size | Time |
| 1. oxc-minify | 🏆-56% 439.27 KB |
🏆-37% 121.99 KB |
1x 36 ms |
| 2. @swc/core | -55% 455.45 KB |
-36% 123.29 KB |
5x 115 ms |
| 3. @tdewolff/minify | -55% 456.59 KB |
-36% 124.88 KB |
1x 34 ms |
| 4. terser (no compress) | -53% 472.58 KB |
-36% 124.25 KB |
38x 805 ms |
| 5. uglify-js (no compress) | -53% 472.16 KB |
-36% 124.61 KB |
32x 670 ms |
| 6. esbuild | -55% 458.93 KB |
-35% 126.71 KB |
2x 60 ms |
| 7. terser | -55% 456.59 KB |
-36% 123.35 KB |
85x 1,771 ms |
| 8. bun | -54% 466.69 KB |
-34% 127.64 KB |
2x 43 ms |
| 9. uglify-js | -55% 451.19 KB |
-36% 123.33 KB |
152x 3,153 ms |
| 10. google-closure-compiler | -56% 439.93 KB |
-35% 126.44 KB |
292x 6,042 ms |
| 11. @cminify/cminify-linux-x64 | -38% 625.93 KB |
-26% 144.30 KB |
🏆 21 ms |
| 12. tedivm/jshrink | -37% 633.71 KB |
-25% 145.18 KB |
64x 1,328 ms |
| 13. babel-minify ❌ Minification | ❌ | ❌ | - |
| Artifact | Original size | Gzip size | |
|---|---|---|---|
| three v0.124.0 (Source) | 1.25 MB |
248.27 KB |
|
| Minifier | Minified size | Minzipped size | Time |
| 1. @swc/core | -48% 642.75 KB |
🏆-36% 158.73 KB |
7x 176 ms |
| 2. oxc-minify | -48% 642.46 KB |
-36% 159.88 KB |
2x 52 ms |
| 3. esbuild | -48% 646.93 KB |
-34% 163.75 KB |
3x 86 ms |
| 4. @tdewolff/minify | -49% 642.20 KB |
-34% 164.60 KB |
2x 49 ms |
| 5. uglify-js (no compress) | -46% 674.49 KB |
-34% 163.04 KB |
38x 872 ms |
| 6. terser | -48% 653.18 KB |
-36% 159.17 KB |
105x 2,414 ms |
| 7. terser (no compress) | -46% 675.43 KB |
-34% 163.18 KB |
46x 1,075 ms |
| 8. bun | -47% 655.59 KB |
-33% 166.17 KB |
2x 63 ms |
| 9. uglify-js | 🏆-49% 641.59 KB |
-36% 159.07 KB |
188x 4,320 ms |
| 10. google-closure-compiler | -48% 644.51 KB |
-34% 162.81 KB |
338x 7,766 ms |
| 11. @cminify/cminify-linux-x64 | -25% 941.06 KB |
-23% 191.97 KB |
🏆 23 ms |
| 12. tedivm/jshrink | -24% 952.01 KB |
-22% 193.47 KB |
74x 1,712 ms |
| 13. babel-minify ❌ Timed out | - | - | +10,000 ms |
| Artifact | Original size | Gzip size | |
|---|---|---|---|
| victory v35.8.4 (Source) | 2.13 MB |
309.94 KB |
|
| Minifier | Minified size | Minzipped size | Time |
| 1. @swc/core | -67% 705.90 KB |
-49% 157.73 KB |
5x 244 ms |
| 2. oxc-minify | -67% 710.90 KB |
-48% 160.84 KB |
1x 72 ms |
| 3. @tdewolff/minify | -66% 716.62 KB |
-47% 164.95 KB |
1x 69 ms |
| 4. uglify-js (no compress) | -65% 756.53 KB |
-46% 167.58 KB |
25x 1,105 ms |
| 5. terser (no compress) | -65% 756.62 KB |
-46% 166.18 KB |
31x 1,374 ms |
| 6. terser | -67% 712.87 KB |
-49% 158.46 KB |
77x 3,359 ms |
| 7. esbuild | -66% 725.65 KB |
-42% 181.23 KB |
3x 135 ms |
| 8. bun | -66% 726.80 KB |
-41% 182.61 KB |
1x 85 ms |
| 9. uglify-js | 🏆-67% 694.78 KB |
🏆-49% 157.44 KB |
131x 5,712 ms |
| 10. @cminify/cminify-linux-x64 | -33% 1.43 MB |
-29% 221.12 KB |
🏆 44 ms |
| 11. babel-minify ❌ Minification | ❌ | ❌ | - |
| 12. google-closure-compiler ❌ Timed out | - | - | +10,000 ms |
| 13. tedivm/jshrink ❌ Post-validation | ❌ | ❌ | - |
| Artifact | Original size | Gzip size | |
|---|---|---|---|
| echarts v5.1.1 (Source) | 3.20 MB |
684.61 KB |
|
| Minifier | Minified size | Minzipped size | Time |
| 1. oxc-minify | -69% 1.00 MB |
-53% 323.07 KB |
3x 152 ms |
| 2. @swc/core | 🏆-69% 993.62 KB |
🏆-53% 321.08 KB |
10x 526 ms |
| 3. @tdewolff/minify | -68% 1.01 MB |
-52% 331.76 KB |
2x 120 ms |
| 4. esbuild | -68% 1.01 MB |
-52% 331.62 KB |
3x 186 ms |
| 5. bun | -68% 1.02 MB |
-51% 337.87 KB |
2x 134 ms |
| 6. uglify-js (no compress) | -67% 1.07 MB |
-52% 331.41 KB |
31x 1,582 ms |
| 7. terser (no compress) | -67% 1.07 MB |
-52% 330.35 KB |
50x 2,496 ms |
| 8. terser | -69% 998.45 KB |
-53% 321.56 KB |
111x 5,534 ms |
| 9. @cminify/cminify-linux-x64 | -45% 1.77 MB |
-37% 434.45 KB |
🏆 50 ms |
| 10. babel-minify ❌ Timed out | - | - | +10,000 ms |
| 11. google-closure-compiler ❌ Timed out | - | - | +10,000 ms |
| 12. tedivm/jshrink ❌ Minification | ❌ | ❌ | - |
| 13. uglify-js ❌ Timed out | - | - | +10,000 ms |
| Artifact | Original size | Gzip size | |
|---|---|---|---|
| antd v4.16.1 (Source) | 6.67 MB |
825.18 KB |
|
| Minifier | Minified size | Minzipped size | Time |
| 1. oxc-minify | 🏆-68% 2.12 MB |
🏆-45% 451.56 KB |
3x 255 ms |
| 2. @swc/core | -68% 2.15 MB |
-45% 452.47 KB |
9x 692 ms |
| 3. @tdewolff/minify | -66% 2.29 MB |
-43% 471.64 KB |
1x 140 ms |
| 4. esbuild | -65% 2.31 MB |
-41% 488.41 KB |
3x 286 ms |
| 5. bun | -66% 2.30 MB |
-40% 491.71 KB |
2x 179 ms |
| 6. uglify-js (no compress) | -64% 2.42 MB |
-42% 478.57 KB |
32x 2,313 ms |
| 7. terser (no compress) | -64% 2.42 MB |
-42% 474.97 KB |
39x 2,835 ms |
| 8. terser | -66% 2.24 MB |
-45% 457.35 KB |
85x 6,153 ms |
| 9. @cminify/cminify-linux-x64 | -34% 4.43 MB |
-24% 623.37 KB |
🏆 72 ms |
| 10. babel-minify ❌ Timed out | - | - | +10,000 ms |
| 11. google-closure-compiler ❌ Timed out | - | - | +10,000 ms |
| 12. tedivm/jshrink ❌ Timed out | - | - | +10,000 ms |
| 13. uglify-js ❌ Timed out | - | - | +10,000 ms |
| Artifact | Original size | Gzip size | |
|---|---|---|---|
| typescript v4.9.5 (Source) | 10.95 MB |
1.88 MB |
|
| Minifier | Minified size | Minzipped size | Time |
| 1. oxc-minify | -70% 3.33 MB |
🏆-55% 852.78 KB |
4x 531 ms |
| 2. @tdewolff/minify | -69% 3.35 MB |
-54% 875.77 KB |
2x 266 ms |
| 3. @swc/core | 🏆-70% 3.31 MB |
-54% 859.06 KB |
14x 1,544 ms |
| 4. esbuild | -68% 3.49 MB |
-51% 915.54 KB |
4x 475 ms |
| 5. bun | -68% 3.54 MB |
-51% 923.27 KB |
2x 317 ms |
| 6. uglify-js (no compress) | -68% 3.54 MB |
-53% 876.54 KB |
33x 3,631 ms |
| 7. terser (no compress) | -68% 3.53 MB |
-53% 878.64 KB |
44x 4,773 ms |
| 8. @cminify/cminify-linux-x64 | -47% 5.85 MB |
-40% 1.13 MB |
🏆 108 ms |
| 9. babel-minify ❌ Timed out | - | - | +10,000 ms |
| 10. google-closure-compiler ❌ Timed out | - | - | +10,000 ms |
| 11. tedivm/jshrink ❌ Timed out | - | - | +10,000 ms |
| 12. terser ❌ Timed out | - | - | +10,000 ms |
| 13. uglify-js ❌ Timed out | - | - | +10,000 ms |
Note
🤖 This analysis is AI generated. See below for the system prompt.
Three... two... one... compress! Welcome to the Minification Grand Prix, where every byte counts, every millisecond stings, and eleven brave tools lined up to shave a mountain of JavaScript down to a pebble. From dainty little React to the absolute colossus that is TypeScript at nearly two megabytes gzipped, this year's circuit was brutal—and the leaderboard shook more than once.
The crown goes to oxc-minify, and honestly, it didn't just win—it rewrote what "young contender" means. On the small classics it stayed glued to the leaders, but where the race was truly decided—on the big, scary artifacts—it pulled away. On terser itself it took the size win outright. On antd and TypeScript, it delivered the smallest output of anyone, and did it in a fraction of the time its rivals needed. Chewing through 1.88 MB of gzipped TypeScript in half a second while producing the tightest result in the field? That's not a trade-off, that's a flex. @swc/core pushed it hard all season and stole several rounds, but when the heaviest weights came out, oxc had both the smallest suitcase and the fastest hands. Verdict: undefeated where it matters most.
@swc/core was the metronome of this Grand Prix—rarely the flashiest, almost always on the podium. It took jquery, vue, three, and echarts on raw compression, and stayed within breathing distance of oxc everywhere else. If you want near-best size without babysitting slow builds, this is your workhorse.
uglify-js deserves a standing ovation and a nap. It claimed the size crown on react, moment, lodash, and the monstrous victory—proving the old guard can still squeeze with the best of them. The catch? Victory took it nearly six seconds. Beautiful compression, glacial pace. A purist's champion.
@tdewolff/minify was the pocket rocket of the early laps—blistering 7-millisecond runs on moment and respectable size throughout, even on echarts. Never quite the smallest, never off the pace.
And a tip of the hat to @cminify, the speed specialist: fastest in nearly every heavyweight round, but consistently giving up 10–15% more bytes. That's a lot of extra payload to pay for speed—and when oxc and swc are this fast anyway, it's a hard bill to justify.
terser and esbuild showed flashes—terser's early-round numbers were solid, esbuild stayed respectable on lodash—but neither could sustain a challenge across the full season.
- babel-minify: Collapsed before the starting gun on react, tripping over its own baseline-browser-mapping dependency warning. A DNS-style failure at the gate—no times recorded.
- tedivm/jshrink: Ran valiantly through the early rounds, then hit an unclosed regex on d3 and bowed out with a PHP RuntimeException. When a minifier breaks the input it's handed, the bench is the only safe place.
What a race. The new generation—oxc and swc—has officially closed the gap with the veterans, and then some: today they out-compress and out-run them. Meanwhile, uglify-js reminds us that pure size obsession still has a home, if you can stomach the wait. A friendly reminder before you sprint to the terminal: benchmarks measure speed and bytes, not developer joy—install size, API ergonomics, and ecosystem support all live outside this scoreboard. And as always, minifiers can break things, so keep those tests green. Pick the tool that fits your pipeline, your patience, and your users' download budgets—and may your bundles forever shrink. See you at the next Grand Prix!
System prompt
Today's date is 2026-09-06
You are a JavaScript minification benchmark analyst with a flair for storytelling.
## Objective
Analyze JavaScript minifiers based strictly on benchmark data: *minified Gzip size* and *minification speed*.
Present your findings as an entertaining and intuitive commentary, helping readers understand performance trade-offs even if they aren't familiar with kilobytes, milliseconds, or compression ratios.
Your job is to narrate the race—not just display the scoreboard.
## Rules of Engagement
1. Compare only what's measured: Evaluate each minifier based solely on Gzip size and speed. Avoid assumptions about correctness, compatibility, or code quality unless failures are explicitly shown in the results.
2. Crown the winner:
- Prioritize smallest Gzip size (transfer time matters most).
- Consider speed—especially where compression is close. A 10× faster tool with ~1% worse compression might be more practical for CI pipelines.
- Bigger source = harder challenge. Reward outstanding performance on large artifacts.
- Trade-offs are key. Highlight where a tool sacrifices speed for size (or vice versa), and who manages both impressively.
3. Context matters:
- These benchmarks only capture performance. Real-world adoption also depends on DX: install size, API design, community, etc. Mention that—briefly—but do not evaluate it.
- If a tool stands out only in niche scenarios, note it.
- If a tool fails validation or breaks input code, eliminate it and warn accordingly.
## Output format
- Tone: Energetic, cheeky, and dramatic—like a live commentator at a niche sporting event. No emojis.
- Style: Short, connected sentences. Prioritize flow over bullet lists, except for eliminations.
- Audience: Readers who want *practical insight* from raw benchmark data—without needing to decode gzip math or performance charts.
## Output structure & example
```md
<Quick intro — set the tone. Comment on how fierce or surprising the field was.>
Three... two... one... compress! Welcome to the Minification Grand Prix, where bytes are sliced, milliseconds count, and no semicolon is safe. This year's lineup is ferocious, blending familiar veterans with some clever debutants. The competition? Gritty as ever. The stakes? Astronomical. Let’s see who rises to the top of the minification hierarchy!
### Best minifier
<Name the top performer and justify it. Consider consistency, trade-offs, and standout moments. Call out how hard the decision was if close.>
### Honorable mentions
<Concisely highlight specific tools that impressed in size, speed, or balance. Mention exciting newcomers or quietly consistent performers.>
### Eliminated
<List of disqualified minifiers, each with a quick reason (e.g., crash, invalid output, critical bug). Be clear but diplomatic.>
### Closing remarks
<Closing remarks — Concisely celebrate the competition, acknowledge that DX and correctness also matter, and encourage readers to explore what fits their workflow.>
```
# Minifiers
- babel-minify v0.5.2 released 2022-05-06
- bun v1.3.14 released 2026-05-13
- @cminify/cminify-linux-x64 v3.0.1 released 2025-07-27
- esbuild v0.28.1 released 2026-06-11
- google-closure-compiler v20251216.0.0 released 2025-12-18
- tedivm/jshrink v1.8.1
- oxc-minify v0.141.0 released 2026-07-21
- @swc/core v1.15.46 released 2026-07-19
- @tdewolff/minify v2.24.8 released 2025-12-08
- terser v5.49.0 released 2026-07-08
- uglify-js v3.19.3 released 2024-08-29
# Race results
## Round 1: npm package "react" (19.39 KB gzipped)
- Best gzip compression: uglify-js: 8.18 KB (58% shaved) in 420 ms
- Fastest: oxc-minify: 8.36 KB (57% shaved) in 3 ms
- Most balanced: @swc/core: 8.19 KB (58% shaved) in 18 ms
- Honorable mention: terser: 8.26 KB (57% shaved) in 199 ms
## Round 2: npm package "moment" (36.23 KB gzipped)
- Best gzip compression: uglify-js: 18.57 KB (49% shaved) in 906 ms
- Fastest: @tdewolff/minify: 19.48 KB (46% shaved) in 7 ms
- Most balanced: @swc/core: 18.75 KB (48% shaved) in 26 ms
- Honorable mention: terser: 18.69 KB (48% shaved) in 478 ms
## Round 3: npm package "jquery" (84.50 KB gzipped)
- Best gzip compression: @swc/core: 30.86 KB (63% shaved) in 46 ms
- Fastest: @tdewolff/minify: 31.45 KB (63% shaved) in 12 ms
- Most balanced: @swc/core: 30.86 KB (63% shaved) in 46 ms
- Honorable mention: oxc-minify: 30.93 KB (63% shaved) in 12 ms
## Round 4: npm package "vue" (89.67 KB gzipped)
- Best gzip compression: @swc/core: 42.71 KB (52% shaved) in 58 ms
- Fastest: @tdewolff/minify: 44.37 KB (51% shaved) in 15 ms
- Most balanced: @swc/core: 42.71 KB (52% shaved) in 58 ms
- Honorable mention: oxc-minify: 43.25 KB (52% shaved) in 17 ms
## Round 5: npm package "lodash" (96.69 KB gzipped)
- Best gzip compression: uglify-js: 24.69 KB (74% shaved) in 1,394 ms
- Fastest: oxc-minify: 25.87 KB (73% shaved) in 12 ms
- Most balanced: @swc/core: 25.24 KB (74% shaved) in 46 ms
- Honorable mention: esbuild: 26.20 KB (73% shaved) in 30 ms
## Round 6: npm package "d3" (130.69 KB gzipped)
- Best gzip compression: uglify-js: 87.02 KB (33% shaved) in 3,272 ms
- Fastest: @cminify/cminify-linux-x64: 103.81 KB (21% shaved) in 23 ms
- Most balanced: @swc/core: 87.39 KB (33% shaved) in 129 ms
- Honorable mention: oxc-minify: 87.95 KB (33% shaved) in 37 ms
## Round 7: npm package "terser" (193.76 KB gzipped)
- Best gzip compression: oxc-minify: 121.99 KB (37% shaved) in 36 ms
- Fastest: @cminify/cminify-linux-x64: 144.30 KB (26% shaved) in 21 ms
- Most balanced: oxc-minify: 121.99 KB (37% shaved) in 36 ms
- Honorable mention: @swc/core: 123.29 KB (36% shaved) in 115 ms
## Round 8: npm package "three" (248.27 KB gzipped)
- Best gzip compression: @swc/core: 158.73 KB (36% shaved) in 176 ms
- Fastest: @cminify/cminify-linux-x64: 191.97 KB (23% shaved) in 23 ms
- Most balanced: @swc/core: 158.73 KB (36% shaved) in 176 ms
- Honorable mention: oxc-minify: 159.88 KB (36% shaved) in 52 ms
## Round 9: npm package "victory" (309.94 KB gzipped)
- Best gzip compression: uglify-js: 157.44 KB (49% shaved) in 5,712 ms
- Fastest: @cminify/cminify-linux-x64: 221.12 KB (29% shaved) in 44 ms
- Most balanced: @swc/core: 157.73 KB (49% shaved) in 244 ms
- Honorable mention: oxc-minify: 160.84 KB (48% shaved) in 72 ms
## Round 10: npm package "echarts" (684.61 KB gzipped)
- Best gzip compression: @swc/core: 321.08 KB (53% shaved) in 526 ms
- Fastest: @cminify/cminify-linux-x64: 434.45 KB (37% shaved) in 50 ms
- Most balanced: oxc-minify: 323.07 KB (53% shaved) in 152 ms
- Honorable mention: @tdewolff/minify: 331.76 KB (52% shaved) in 120 ms
## Round 11: npm package "antd" (825.18 KB gzipped)
- Best gzip compression: oxc-minify: 451.56 KB (45% shaved) in 255 ms
- Fastest: @cminify/cminify-linux-x64: 623.37 KB (24% shaved) in 72 ms
- Most balanced: oxc-minify: 451.56 KB (45% shaved) in 255 ms
- Honorable mention: @swc/core: 452.47 KB (45% shaved) in 692 ms
## Round 12: npm package "typescript" (1.88 MB gzipped)
- Best gzip compression: oxc-minify: 852.78 KB (55% shaved) in 531 ms
- Fastest: @cminify/cminify-linux-x64: 1.13 MB (40% shaved) in 108 ms
- Most balanced: oxc-minify: 852.78 KB (55% shaved) in 531 ms
- Honorable mention: @tdewolff/minify: 875.77 KB (54% shaved) in 266 ms
# Eliminated
## babel-minify
Failed "react" in undefined stage:
"Failed to find JSON start:\n[baseline-browser-mapping] The data in this module is over two months old. To ensure accurate Baseline data, please update: `npm i baseline-browser-mapping@latest -D`"
## tedivm/jshrink
Failed "d3" in minification stage:
"RuntimeException: Unclosed regex pattern at position: 289075 in /packages/minifiers/vendor/tedivm/jshrink/src/JShrink/Minifier.php:660"
