THE FACT
THE FACT

All Surface Models: Battery Capacity (Wh) Ranking

Compare rated battery capacities (Wh) across all 53 Surface models. Features full rankings for power bank sizing, heavy-load large-capacity models, top energy efficiency (Wh/h) leaders, and portable models under 50Wh.

Largest Battery Capacity
90Wh
Best Energy Efficiency
2.3Wh/h
Best for Power Banks
22h
Table of Contents(7 items)

Key Highlights Summary

Complete 53 Models Battery Capacity Ranking

Rated battery capacity (Wh), battery life, power draw per hour (Wh/h), and release year at a glance.

53 models
RankModelBattery CapacityBattery LifeCapacity / Battery LifeYear
1Surface Laptop Ultra70 Wh15 h4.7 Wh/h2026
2Surface Laptop 13-inch (2nd Gen)50 Wh22 h2.3 Wh/h2026
3Surface Laptop 8 (13.8-inch)50 Wh20 h2.5 Wh/h2026
4Surface Laptop 8 (15-inch)66 Wh22 h3 Wh/h2026
5Surface Pro 12-inch (2nd Gen)38 Wh15.5 h2.5 Wh/h2026
6Surface Laptop for Business 13.8-inch (Intel)50 Wh19 h2.6 Wh/h2026
7Surface Laptop for Business 15-inch (Intel)66 Wh19 h3.5 Wh/h2026
8Surface Pro 12 (13-inch)47 Wh15.5 h3 Wh/h2026
9Surface Pro (12-inch)38 Wh16 h2.4 Wh/h2025
10Surface Laptop, 13-inch (1st Edition)50 Wh18 h2.8 Wh/h2025
11Surface Pro 11 for Business (Intel)47 Wh14 h3.4 Wh/h2025
12Surface Laptop 7 (13.8-inch)54 Wh20 h2.7 Wh/h2024
13Surface Laptop 7 (15-inch)66 Wh22 h3 Wh/h2024
14Surface Pro 11 (Snapdragon X Elite)47 Wh14 h3.4 Wh/h2024
15Surface Laptop 6 for Business47 Wh18.5 h2.5 Wh/h2024
16Surface Laptop 6 for Business (15-inch)47 Wh19 h2.5 Wh/h2024
17Surface Pro 10 for Business48 Wh19 h2.5 Wh/h2024
18Surface Laptop Go 340 Wh15 h2.7 Wh/h2023
19Surface Laptop Studio 258 Wh18 h3.2 Wh/h2023
20Surface Go 4 for Business29 Wh12.5 h2.3 Wh/h2023
21Surface Laptop 5 (13.5-inch)47.4 Wh18 h2.6 Wh/h2022
22Surface Laptop 5 (15-inch)47.4 Wh17 h2.8 Wh/h2022
23Surface Pro 9 (Intel)47.7 Wh15.5 h3.1 Wh/h2022
24Surface Laptop Go 241 Wh13.5 h3 Wh/h2022
25Surface Go 328 Wh11 h2.5 Wh/h2021
26Surface Laptop Studio (Gen 1)58 Wh18 h3.2 Wh/h2021
27Surface Pro 851.5 Wh16 h3.2 Wh/h2021
28Surface Laptop 4 (13.5-inch)47.4 Wh17 h2.8 Wh/h2021
29Surface Laptop 4 (15-inch)47.4 Wh16.5 h2.9 Wh/h2021
30Surface Pro 7+47.4 Wh15 h3.2 Wh/h2021
31Surface Laptop Go41 Wh13 h3.2 Wh/h2020
32Surface Book 3 (13.5-inch)69 Wh15.5 h4.5 Wh/h2020
33Surface Book 3 (15-inch)81 Wh17.5 h4.6 Wh/h2020
34Surface Go 224 Wh10 h2.4 Wh/h2020
35Surface Pro X39.2 Wh15 h2.6 Wh/h2019
36Surface Laptop 3 (13.5-inch, Intel)45.8 Wh11.5 h4 Wh/h2019
37Surface Laptop 3 (15-inch, AMD)45.8 Wh11.5 h4 Wh/h2019
38Surface Pro 743.2 Wh10.5 h4.1 Wh/h2019
39Surface Laptop 245.2 Wh14.5 h3.1 Wh/h2018
40Surface Pro 645 Wh13.5 h3.3 Wh/h2018
41Surface Go (1st Gen)26.1 Wh10 h2.6 Wh/h2018
42Surface Book 2 (13.5-inch)69 Wh17 h4.1 Wh/h2017
43Surface Book 2 (15-inch)90 Wh17 h5.3 Wh/h2017
44Surface Laptop (1st Gen)45.2 Wh14.5 h3.1 Wh/h2017
45Surface Pro (5th Gen)45 Wh13.5 h3.3 Wh/h2017
46Surface Book (1st Gen)69 Wh12 h5.8 Wh/h2015
47Surface Pro 438.2 Wh9 h4.2 Wh/h2015
48Surface 328 Wh10 h2.8 Wh/h2015
49Surface Pro 342.2 Wh9 h4.7 Wh/h2014
50Surface 231.5 Wh10 h3.1 Wh/h2013
51Surface Pro 242 Wh8 h5.3 Wh/h2013
52Surface Pro (1st Gen)42 Wh4.5 h9.3 Wh/h2013
53Surface RT31.5 Wh10 h3.1 Wh/h2012

Condition-Specific Rankings

3 条件
Heavy Workloads

Largest Battery Capacity TOP 5

Top battery capacity rankings designed to sustain heavy creative tasks and development under continuous load.

RankModelBattery Capacity▼Battery LifeBody WeightYear
1Surface Book 2 (15-inch)90 Wh17 h1,905 g2017
2Surface Book 3 (15-inch)81 Wh17.5 h1,905 g2020
3Surface Laptop Ultra70 Wh15 h2,000 g2026
4Surface Book 3 (13.5-inch)69 Wh15.5 h1,534 g2020
5Surface Book 2 (13.5-inch)69 Wh17 h1,534 g2017
Power Efficient

Best Energy Efficiency TOP 5

Models with the lowest power consumption per hour (Wh/h), highlighting the balance between processing performance and energy efficiency.

RankModelCapacity / Battery Life▼CPU Score (Multi)Battery LifeYear
1Surface Laptop 13-inch (2nd Gen)2.3 Wh/h12,50022 h2026
2Surface Go 4 for Business2.3 Wh/h3,20012.5 h2023
3Surface Pro (12-inch)2.4 Wh/h10,80016 h2025
4Surface Go 22.4 Wh/h1,80010 h2020
5Surface Laptop 8 (13.8-inch)2.5 Wh/h16,50020 h2026
Portable Charging

Best for Power Banks TOP 5

Portable models under 50Wh that can be fully recharged using a standard 10,000–15,000mAh power bank on the go.

RankModelBattery CapacityBattery Life▼Body WeightYear
1Surface Laptop 13-inch (2nd Gen)50 Wh22 h1,220 g2026
2Surface Laptop 8 (13.8-inch)50 Wh20 h1,340 g2026
3Surface Laptop for Business 13.8-inch (Intel)50 Wh19 h1,342 g2026
4Surface Laptop 6 for Business (15-inch)47 Wh19 h1,680 g2024
5Surface Pro 10 for Business48 Wh19 h879 g2024
[1]Source: Geekbench 6 (Processor / OpenCL)

* Where Geekbench has no measured result, scores are estimated from spec change ratios wherever possible. 32-bit models have no data.