Dell XPS 16 (9640) vs Lenovo IdeaPad Slim 3i Gen 10 (15IRH10)
42.4Performance44
38.4Display23.3
99.3Battery33.3
51.3Portability67.3
6 spec wins — Dell XPS 16 (9640)1 spec wins — Lenovo IdeaPad Slim 3i Gen 10 (15IRH10)
InnoReviews verdict
Dell XPS 16 (9640) wins this laptop face-off, 55.5 to 40.7, pulling ahead mainly in battery (+66) and display (+15). Lenovo IdeaPad Slim 3i Gen 10 (15IRH10) still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the Dell XPS 16 (9640)
- Stronger display score: 38 vs 23
- Stronger battery score: 99 vs 33
- 100% higher Refresh rate: 120 Hz vs 60 Hz
- 100% higher charging: 130 W vs 65 W
- 99% higher capacity: 100 Wh vs 50 Wh
Reasons to pick the Lenovo IdeaPad Slim 3i Gen 10 (15IRH10)
- Stronger portability score: 67 vs 51
- 25% lower weight: 1.59 kg vs 2.13 kg
Display
| Spec | Dell XPS 16 (9640) | Lenovo IdeaPad Slim 3i Gen 10 (15IRH10) |
|---|---|---|
| Screen size | 16.3 ″+7% | 15.3 ″ |
| Panel type | IPS (4K OLED touch optional) | IPS (anti-glare, non-touch) |
| Resolution | 1920x1200 | 1920x1200 |
| Refresh rate | 120 Hz+100% | 60 Hz |
| Peak brightness | 500 nits+67% | 300 nits |
Performance
| Spec | Dell XPS 16 (9640) | Lenovo IdeaPad Slim 3i Gen 10 (15IRH10) |
|---|---|---|
| Processor | Intel Core Ultra 7 155H | Intel Core i5-13420H |
| Graphics | Intel Arc (RTX 4050/4060/4070 optional) | Intel UHD Graphics (integrated) |
| RAM | 16 GB | 16 GB |
| RAM type | LPDDR5X-6400 (soldered) | DDR5-4800 (soldered + 1x SODIMM slot) |
| Storage | 512 GB | 512 GB |
| Storage type | PCIe 4.0 NVMe SSD | PCIe 4.0 NVMe SSD (2x M.2 2242 slots) |
Benchmarks
| Spec | Dell XPS 16 (9640) | Lenovo IdeaPad Slim 3i Gen 10 (15IRH10) |
|---|---|---|
| Geekbench 6 (single) | 2,418Bottom 22% | — |
| Geekbench 6 (multi) | 13,656Top 47% | — |
Battery
| Spec | Dell XPS 16 (9640) | Lenovo IdeaPad Slim 3i Gen 10 (15IRH10) |
|---|---|---|
| Capacity | 100 Wh+99% | 50 Wh |
| Charging | 130 W+100% | 65 W |
Design
| Spec | Dell XPS 16 (9640) | Lenovo IdeaPad Slim 3i Gen 10 (15IRH10) |
|---|---|---|
| Weight | 2.13 kg | 1.59 kg+25% |
| Thickness | 18.7 mm+1% | 18.9 mm |
| Material | CNC aluminum | Aluminum or PC-ABS (top), PC-ABS (bottom) |
Connectivity
| Spec | Dell XPS 16 (9640) | Lenovo IdeaPad Slim 3i Gen 10 (15IRH10) |
|---|---|---|
| Ports | 3x Thunderbolt 4, microSD, 3.5mm | 2x USB-A 5Gbps, 1x USB-C 5Gbps (PD 45-65W, DP 1.2), HDMI 1.4, SD card reader, 3.5mm combo jack, round-tip power connector |
| Wi-Fi | Wi-Fi 7 | Wi-Fi 6 or Wi-Fi 7 (by configuration) |
| Bluetooth | 5.4 | 5.2 or 5.4 (by configuration) |
| Webcam | 1080p + IR | HD 720p or FHD 1080p with privacy shutter (IR on some configurations) |
| Biometrics | Fingerprint reader (power button), IR face (Windows Hello) | Optional IR camera for Windows Hello; no fingerprint reader |
Software
| Spec | Dell XPS 16 (9640) | Lenovo IdeaPad Slim 3i Gen 10 (15IRH10) |
|---|---|---|
| Operating system | Windows 11 Home | Windows 11 (Home or Pro) |
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