Galaxy S21

SM-G991B · 2021 · handheld

Specifications

Cpu: Samsung Exynos 2100 octa-core (US: Qualcomm Snapdragon 888 octa-core)
Ram: max: 8 GB (soldered) · base: 8 GB
Ports: USB-C
Camera: Triple: 12 MP wide with OIS + 64 MP telephoto + 12 MP ultrawide, 8K video
Battery: 4000 mAh (sealed)
Display: 6.2" 2400×1080 120 Hz Dynamic AMOLED 2X
Storage: base: 128 GB · options: 256 GB
Os Support: latest: Android 14 (official) · shipped: Android 11
Release Price: $800 unlocked

Revisions

InternationalSM-G991B2021 global unlocked model

US unlockedSM-G991U2021 US unlocked/carrier model

CanadaSM-G991W2021 Canadian model

Colors

Phantom Gray2021 launch color

Phantom White2021 launch color

Phantom Violet2021 launch color

Phantom Pink2021, online exclusive

Storage

128GB

256GB

battery

New 4000 mAh cell · Glued back (plastic on the base S21) and strongly adhered battery; iFixit rated the S21 4/10.

~$30

HARD

storage

Soldered UFS storage, no microSD slot · The S21 generation dropped the microSD slot; internal storage is fixed at the purchased tier.

LOCKED