Dell 15 (DC15250) vs Lenovo Yoga Slim 7x
26.6Performance42.7
30.2Display50.4
21.3Battery69.5
66.3Portability84.7
2 spec wins — Dell 15 (DC15250)7 spec wins — Lenovo Yoga Slim 7x
InnoReviews verdict
Lenovo Yoga Slim 7x wins this laptop face-off, 58.1 to 33.5, pulling ahead mainly in battery (+48) and display (+20). Dell 15 (DC15250) still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the Dell 15 (DC15250)
- 33% higher Refresh rate: 120 Hz vs 90 Hz
Reasons to pick the Lenovo Yoga Slim 7x
- Stronger performance score: 43 vs 27
- Stronger display score: 50 vs 30
- Stronger battery score: 70 vs 21
- Stronger portability score: 85 vs 66
- 300% higher Peak brightness: 1,000 nits vs 250 nits
Display
| Spec | Dell 15 (DC15250) | Lenovo Yoga Slim 7x |
|---|---|---|
| Screen size | 15.6 ″+8% | 14.5 ″ |
| Panel type | IPS | OLED (PureSight) |
| Resolution | 1920x1080 | 2944x1840 |
| Refresh rate | 120 Hz+33% | 90 Hz |
| Peak brightness | 250 nits | 1,000 nits+300% |
Performance
| Spec | Dell 15 (DC15250) | Lenovo Yoga Slim 7x |
|---|---|---|
| Processor | Intel Core i5-1334U | Qualcomm Snapdragon X Elite (X1E-78-100) |
| Graphics | Intel UHD Graphics | Qualcomm Adreno |
| RAM | 8 GB | 16 GB+100% |
| RAM type | DDR4 or DDR5 (varies by configuration) | LPDDR5X-8448 |
| Storage | 512 GB | 512 GB |
| Storage type | M.2 PCIe NVMe SSD | PCIe 4.0 NVMe SSD |
Benchmarks
| Spec | Dell 15 (DC15250) | Lenovo Yoga Slim 7x |
|---|---|---|
| Geekbench 6 (single) | 2,139Bottom 3% | 2,420+13%Bottom 23% |
| Geekbench 6 (multi) | 5,278Bottom 2% | 13,800+161%Top 44% |
Battery
| Spec | Dell 15 (DC15250) | Lenovo Yoga Slim 7x |
|---|---|---|
| Capacity | 41 Wh | 70 Wh+71% |
| Web browsing endurance | — | 14 h |
| Charging | 65 W | 65 W |
Design
| Spec | Dell 15 (DC15250) | Lenovo Yoga Slim 7x |
|---|---|---|
| Weight | 1.62 kg | 1.28 kg+21% |
| Thickness | 19 mm | 12.9 mm+32% |
| Material | Plastic (aluminum optional) | Aluminum |
Connectivity
| Spec | Dell 15 (DC15250) | Lenovo Yoga Slim 7x |
|---|---|---|
| Ports | USB-A 3.2 Gen 1, USB-A 2.0, USB-C 3.2 Gen 1 (data only on plastic models), HDMI 1.4, SD card reader, 3.5mm combo | 3x USB4 (USB-C) |
| Wi-Fi | Wi-Fi 6 | Wi-Fi 7 |
| Bluetooth | 5.3 | 5.4 |
| Webcam | 720p HD (1080p on aluminum chassis) | 1080p + IR |
| Biometrics | None (fingerprint reader optional) | IR face (Windows Hello) |
Software
| Spec | Dell 15 (DC15250) | Lenovo Yoga Slim 7x |
|---|---|---|
| Operating system | Windows 11 Home | Windows 11 (Arm) |
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