SM-G998B · 16 variants · 6,487 samples
Android
15 Vanilla Ice Cream
Battery
5000 mAh
Technology
Li-Ion
Chipset
exynos2100
Memory
16GB · 511GB
Display
1080x2400 (120Hz)
Model
SM-G998B
Android
15 Vanilla Ice Cream
Battery
5000 mAh
Technology
Li-Ion
Chipset
exynos2100
Memory
12GB · 128GB
Display
1440x3200 (120Hz)
Model
SM-G998B
Android
15 Vanilla Ice Cream
Battery
5000 mAh
Technology
Li-Ion
Chipset
lahaina
Memory
12GB · 256GB
Display
1440x3200 (120Hz)
Model
SM-G998B
Android
11 R
Battery
5000 mAh
Technology
Li-Ion
Chipset
lahaina
Memory
16GB · 512GB
Display
1440x3200 (120Hz)
Model
SM-G998B
Android
15 Vanilla Ice Cream
Battery
5000 mAh
Technology
Li-Ion
Chipset
lahaina
Memory
12GB · 128GB
Display
1080x2400 (120Hz)
Model
SM-G998B
Android
15 Vanilla Ice Cream
Battery
5000 mAh
Technology
Li-Ion
Chipset
lahaina
Memory
16GB · 511GB
Display
1080x2400 (120Hz)
Model
SM-G998B
Android
15 Vanilla Ice Cream
Battery
5000 mAh
Technology
Li-Ion
Chipset
lahaina
Memory
12GB · 128GB
Display
1080x2400 (60Hz)
Model
SM-G998B
Android
15 Vanilla Ice Cream
Battery
5000 mAh
Technology
Li-Ion
Chipset
lahaina
Memory
12GB · 256GB
Display
1440x3200 (60Hz)
Model
SM-G998B
Android
15 Vanilla Ice Cream
Battery
5000 mAh
Technology
Li-Ion
Chipset
exynos2100
Memory
12GB · 256GB
Display
1440x3200 (120Hz)
Model
SM-G998B
Android
15 Vanilla Ice Cream
Battery
5000 mAh
Technology
Li-Ion
Chipset
lahaina
Memory
16GB · 511GB
Display
1080x2400 (60Hz)
Model
SM-G998B
Android
15 Vanilla Ice Cream
Battery
5000 mAh
Technology
Li-Ion
Chipset
exynos2100
Memory
12GB · 256GB
Display
1080x2400 (60Hz)
Model
SM-G998B
Android
14 Upside Down Cake
Battery
5000 mAh
Technology
Li-Ion
Chipset
lahaina
Memory
16GB · 512GB
Display
1440x3200 (120Hz)
Model
SM-G998B
Android
15 Vanilla Ice Cream
Battery
5000 mAh
Technology
Li-Ion
Chipset
exynos2100
Memory
16GB · 512GB
Display
1440x3200 (60Hz)
Model
SM-G998B
Android
15 Vanilla Ice Cream
Battery
5000 mAh
Technology
Li-Ion
Chipset
exynos2100
Memory
12GB · 128GB
Display
2400x1080 (60Hz)
Model
SM-G998B
Android
15 Vanilla Ice Cream
Battery
5000 mAh
Technology
Li-Ion
Chipset
exynos2100
Memory
16GB · 512GB
Display
1440x3200 (120Hz)
Model
SM-G998B
Android
14 Upside Down Cake
Battery
5000 mAh
Technology
Li-Ion
Chipset
lahaina
Memory
16GB · 512GB
Display
1080x2190 (60Hz)
Model
SM-G998B
Estimated charging time
3h 30min
to charge 0 → 100%
Max charging temperature
39.7°C
average peak while charging
Screen-on time
5h 0min
estimated on a full charge
Estimated battery life
12h 0min
estimated on a full charge
See your own charging speed, screen-on time and battery health in real time with Battery Guru.
Get Battery GuruSpotted a mistake?
Specs or numbers look off for the Samsung Galaxy S21 Ultra 5G? Let us know and we'll fix it.
The Samsung Galaxy S21 Ultra 5G packs a 5000 mAh Li-Ion battery and lasts about 12h 0min on a full charge with around 5h 0min of screen-on time. It charges from 0 to 100% in roughly 3h 30min, peaking near 39.7°C while charging. Every figure is aggregated anonymously from real Galaxy S21 Ultra 5G owners using Battery Guru (135 samples), so it reflects everyday usage rather than lab claims.
Based on 135 anonymized samples from Battery Guru.
Aggregated Battery Guru data shows the Samsung Galaxy S21 Ultra 5G lasts about 12h 0min on a full charge, with roughly 5h 0min of screen-on time.
The Galaxy S21 Ultra 5G charges from 0 to 100% in approximately 3h 30min, with charging temperatures peaking around 39.7°C.
The Galaxy S21 Ultra 5G has a 5000 mAh Li-Ion battery.
It is aggregated anonymously from real Galaxy S21 Ultra 5G owners using the Battery Guru app (135 samples), reflecting real-world usage rather than manufacturer specifications.