Microsoft - Surface Laptop 7 (15) vs Lenovo - Yoga Slim 9i (Aura Edition)
Between the Surface Laptop 7 (15) and Yoga Slim 9i (Aura Edition), the Surface Laptop 7 (15) comes out ahead in cpu cores and claimed battery life, while the Yoga Slim 9i (Aura Edition) wins on ram and storage. Overall, the Surface Laptop 7 (15) scores 61.7 and the Yoga Slim 9i (Aura Edition) scores 65 on our Mars Score.
Which should you buy?
The Yoga Slim 9i (Aura Edition) edges ahead on the Mars Score (61.7 vs 65), but the 3.3-point gap is small enough that the right pick comes down to which spec advantages matter to you.
Pick the Surface Laptop 7 (15) if your top frustration with your current device is running out of charge before the day ends — endurance is the lead spec here. The biggest gaps in its favor are cpu cores, claimed battery life, screen size.
Pick the Yoga Slim 9i (Aura Edition) if your top frustration with your current device is running out of charge before the day ends — endurance is the lead spec here. Its strongest claims are ram, storage, battery, among others.
Both ship with comparable refresh rate, backlit keyboard, so those specs don't separate the two — focus on the differences below.
Bottom line: there is no wrong answer here — match the spec advantages to how you actually use the product. The Mars Score parity tells you both are well-rounded; the differences are about trade-offs, not quality.
Why Microsoft - Surface Laptop 7 (15) wins
- ▲CPU cores — 50.00% more. 12 vs 8.
- ▲Claimed battery life — 22.22% more. 22 h vs 18 h.
- ▲Screen size — 7.14% more. 15 " vs 14 ".
Why Lenovo - Yoga Slim 9i (Aura Edition) wins
- ▲RAM — 100.00% more. 32 GB vs 16 GB.
- ▲Storage — 100.00% more. 1024 GB vs 512 GB.
- ▲Battery — 13.64% more. 75 Wh vs 66 Wh.
- ▲Thunderbolt ports — 2.00 more. 2 vs 0.
- ▲Panel type: OLED (vs IPS).
- ▲Weight — 0.31 kg less. 1.35 vs 1.66.
Spec comparison
Design
| Spec | Microsoft - Surface Laptop 7 (15) | Lenovo - Yoga Slim 9i (Aura Edition) |
|---|---|---|
| Weight | 1.66 kg | 1.35 kglead |
| Thickness | 18.29 mm | 12.9 mmlead |
| Build material | aluminum | aluminum |
| Backlit keyboard | true | true |
| Fingerprint reader | true | true |
Display
| Spec | Microsoft - Surface Laptop 7 (15) | Lenovo - Yoga Slim 9i (Aura Edition) |
|---|---|---|
| Screen sizeⓘ | 15 "lead | 14 " |
| Refresh rateⓘ | 120 Hz | 120 Hz |
| Panel typeⓘ | IPS | OLEDlead |
Performance
| Spec | Microsoft - Surface Laptop 7 (15) | Lenovo - Yoga Slim 9i (Aura Edition) |
|---|---|---|
| CPU | Snapdragon X Elite X1E-80-100 | Intel Core Ultra 7 258V |
| CPU cores | 12lead | 8 |
| GPUⓘ | Qualcomm Adreno | Intel Arc 140V |
| RAMⓘ | 16 GB | 32 GBlead |
| Storageⓘ | 512 GB | 1024 GBlead |
| Storage typeⓘ | SSD | SSD |
Battery & Ports
| Spec | Microsoft - Surface Laptop 7 (15) | Lenovo - Yoga Slim 9i (Aura Edition) |
|---|---|---|
| Batteryⓘ | 66 Wh | 75 Whlead |
| Claimed battery life | 22 hlead | 18 h |
| USB-C ports | 2 | 2 |
| Thunderbolt portsⓘ | 0 | 2lead |
| HDMI | false | false |
Frequently asked
Which has better battery life, Surface Laptop 7 (15) or Yoga Slim 9i (Aura Edition)?+
Surface Laptop 7 (15) claims up to 22 hours — 22h vs 18h.
Which is lighter, Surface Laptop 7 (15) or Yoga Slim 9i (Aura Edition)?+
Yoga Slim 9i (Aura Edition) is lighter at 1.35 kg vs 1.66 kg.
Which has more RAM, Surface Laptop 7 (15) or Yoga Slim 9i (Aura Edition)?+
Yoga Slim 9i (Aura Edition) offers 32GB of RAM.
Which has an OLED display, Surface Laptop 7 (15) or Yoga Slim 9i (Aura Edition)?+
Yoga Slim 9i (Aura Edition) has an OLED display; Surface Laptop 7 (15) uses IPS.
Spec-level deep dives
More from the same brands
vsMars is reader-supported. When you buy through links on our site, we may earn an affiliate commission at no extra cost to you. Learn more.