Lenovo Legion 9i Gen 10 (2025) vs Microsoft Surface Pro 12
[ VERDICT ]
Winner: Lenovo Legion 9i Gen 10 (2025) (89/100)
Lenovo Legion 9i Gen 10 (2025) leads overall with a score of 89/100 compared to Microsoft Surface Pro 12 (63/100), offering superior measured performance and technical specifications.
Benchmark Performance Comparison
Normalized Lab Scores| Benchmark | Lenovo Legion 9i Gen 10 (2025) | Microsoft Surface Pro 12 |
|---|---|---|
| Gaming | 92.0 Excellent WINNER | 28.0 Poor |
| NanoReview Score | 89.0 Very Good WINNER | 63.0 Average |
| Performance | 96.0 Excellent WINNER | 57.0 Below Average |
Detailed Technical Specifications
Battery
| Specification | Lenovo Legion 9i Gen 10 (2025) | Microsoft Surface Pro 12 |
|---|---|---|
| Battery type | Li-Po | Li-Po |
| Charge power | 400 W | 45 W |
| Charging port position | Left, Bottom | Right |
| Charging via USB (Power Delivery) | Yes, 140 W | Yes, 45 W |
| Fast charging | Yes | Yes |
| Replaceable | No | No |
| Weight of AC adapter | 1247 grams | 173 grams |
| Full charging time | — | 2:05 hr |
CPU
| Specification | Lenovo Legion 9i Gen 10 (2025) | Microsoft Surface Pro 12 |
|---|---|---|
| Base frequency | 2.7 GHz | 3.2 GHz |
| Cores | 24 (8P + 16E) | 8 |
| Fabrication process | 3 nm | 4 nm |
| Integrated GPU | Arc Graphics (4-Cores) | Qualcomm Adreno X1-45 |
| L3 Cache | 36 MB | 6 MB |
| Threads | 24 | 8 |
| Turbo frequency | 5.4 GHz | 3.4 GHz |
Case
| Specification | Lenovo Legion 9i Gen 10 (2025) | Microsoft Surface Pro 12 |
|---|---|---|
| Area | 1195 cm2(185.2 inches2) | 521 cm2(80.7 inches2) |
| Colors | Black | Gray, Blue, Purple |
| Cooling system | Active | Passive |
| Dimensions | 403 x 296.5 x 23.9-27.95 mm15.87 x 11.67 x 0.94-1.1 inches | 274 x 190 x 7.8 mm10.79 x 7.48 x 0.31 inches |
| Liquid metal | Yes | No |
| Material | Aluminum | Aluminum |
| Noise level (max. load) | 56 dB | — |
| Number of fans | 4 | — |
| Opening angle | 180° | 360° |
| Screen-to-body ratio | ~78.6% | ~82.4% |
| Side bezels | 7.7 mm | 10.2 mm |
| Transformer | No | Yes |
| Vapor chamber | Yes | No |
| Weight | 3.5 kg (7.72 lbs) | 0.68 kg (1.5 lbs) |
Connectivity
| Specification | Lenovo Legion 9i Gen 10 (2025) | Microsoft Surface Pro 12 |
|---|---|---|
| Audio jack (3.5 mm) | Yes | No |
| Bluetooth | v5.4 | v5.4 |
| DisplayPort | No | No |
| Ethernet (RJ45) | Yes | No |
| Fingerprint | No | No |
| HDMI | 1x HDMI 2.1 | No |
| Infrared sensor | Yes | Yes |
| Optical drive | No | No |
| Proprietary charging port | Yes | No |
| SD card reader | Yes | No |
| Thunderbolt | Thunderbolt 5 | No |
| USB Type-C | 3x USB 4.0 | 2x USB 4.0 |
| USB-A | 3x USB 3.2 | No |
| VGA | No | No |
| Webcam | Above the display | Above the display |
| Webcam resolution | 2560 x 1440 | 1920 x 1080 |
| Wi-Fi standard | v7 | v7 |
Display
| Specification | Lenovo Legion 9i Gen 10 (2025) | Microsoft Surface Pro 12 |
|---|---|---|
| Adobe RGB profile | 96.8% | 73% |
| Aspect ratio | 16:10 | 3:2 |
| Coating | Glossy | Glossy (Antireflective) |
| Contrast | 1200:1 | 1200:1 |
| DCI-P3 color gamut | 88.9% | 72.7% |
| HDR support | Yes, Dolby Vision | No |
| PPI | 252 ppi | 220 ppi |
| Refresh rate | 240 Hz | 90 Hz |
| Resolution | 3840 x 2400 pixels | 2196 x 1464 pixels |
| Response time | 3 ms | 25 ms |
| Size | 18 inches | 12 inches |
| Sync technology | G-Sync | No |
| Touchscreen | No | Yes |
| Type | Mini LED | IPS LCD |
| sRGB color space | 100% | 98.1% |
| Adaptive refresh rate | — | Yes (60-90 Hz) |
| Ambient light sensor | — | Yes |
GPU Benchmarks
| Specification | Lenovo Legion 9i Gen 10 (2025) | Microsoft Surface Pro 12 |
|---|---|---|
| Blender GPU | 7717 | — |
| Solar Bay | 123422 | 4592 |
Graphics Card
| Specification | Lenovo Legion 9i Gen 10 (2025) | Microsoft Surface Pro 12 |
|---|---|---|
| FLOPS | 42 TFLOPS | 1.7 TFLOPS |
| GPU base clock | 975 MHz | 280 MHz |
| GPU performance | 42 TFLOPS | 1.7 TFLOPS |
| Memory bus | 256 bit | — |
| Memory size | 16 GB | System Shared |
| Memory speed | ~28 Gbps | 8.45 Gbps |
| Memory type | GDDR7 | LPDDR5X |
| Nvidia Optimus | MUX | — |
| Raster operations pipelines (ROPs) | 96 | 24 |
| Shading units (cores) | 7680 | 768 |
| TGP | 175 W | — |
| Texture mapping units (TMUs) | 240 | 48 |
| GPU boost clock | — | 1107 MHz |
| Solar Bay | 123422 | 4592 |
Input
| Specification | Lenovo Legion 9i Gen 10 (2025) | Microsoft Surface Pro 12 |
|---|---|---|
| Backlight | Yes | — |
| Key travel | 1.6 mm | — |
| Keyboard type | Island | — |
| Numpad | Yes | — |
| Surface | Glass | — |
| Windows Precision | Yes | — |
RAM
| Specification | Lenovo Legion 9i Gen 10 (2025) | Microsoft Surface Pro 12 |
|---|---|---|
| Channels | 2x16 GB | 2x8 GB |
| Clock | 5600 MHz | 8448 MHz |
| Max. ram size | 192 GB | — |
| Total slots | 4 | — |
| Upgradable | Yes | No |
Sound
| Specification | Lenovo Legion 9i Gen 10 (2025) | Microsoft Surface Pro 12 |
|---|---|---|
| Audio chip | Realtek ALC3306 | — |
| Dolby Atmos | No | Yes |
| Loudness | ~79 dB | ~82.1 dB |
| Microphones | 2 | 2 |
| Power | 2x2W, 2x2W | 2x2W |
| Speakers | 2.2 (2 tweeters and 2 woofers) | 2.0 |
Storage
| Specification | Lenovo Legion 9i Gen 10 (2025) | Microsoft Surface Pro 12 |
|---|---|---|
| Bus | PCI-E Gen 5.0 (4x) | Custom |
| NVMe | Yes | No |
| Storage type | SSD (M2) | SSD (M2) |
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