Samsung Galaxy S8 Active vs Samsung Galaxy A51
Display
Size
Resolution
Technology
Super AMOLED
Super AMOLED
Screen-to-body
74.89 %
87.37 %
Features
HDR video support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
Hardware & Performance
System chip
Qualcomm Snapdragon 835 MSM8998
Samsung Exynos 9611
Processor
GPU
Adreno 540
Mali-G72 MP3
RAM
Internal storage
64GB
128GB
Storage expansion
microSDXC up to 256 GB
microSDXC up to 512 GB
OS
Android (9.0 Pie, 8.0 Oreo, 7.0 Nougat), Samsung One UI
Android (10), Samsung One UI
Battery
Capacity
4000 mAh
4000 mAh
Type
Li - Ion, Not user replaceable
Li - Polymer, Not user replaceable
Charging
Qualcomm Quick Charge 2.0, Qi and Powermat wireless charging
Fast charging
Camera
Rear
Single camera
Quad camera
Main camera
Features
OIS, PDAF
PDAF
Second camera
12 MP
Features
Ultra-wide
Third camera
5 MP
Features
Macro
Fourth camera
5 MP
Features
Depth information
Video recording
3840x2160 (4K UHD) (30 fps), 2560x1440 (QHD), 1920x1080 (Full HD) (60 fps), 1280x720 (HD) (240 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)
Features
HDR, Time-lapse video, Hyperlapse, Continuous autofocus, Object tracking, Picture-taking during video recording, Video light, EIS, Video calling, Video sharing
Hyperlapse, EIS
Front
8 MP
32 MP
Features
Wide Angle, Autofocus, HDR
HDR
Design
Dimensions
Weight
the average is 6.3 oz (179 g)
the average is 6.3 oz (179 g)
Materials
Back: Plastic; Frame: Plastic
Resistance
Water, Dust, Shock, Vibration, Temperature; IP 68; MIL-STD-810 certified
Biometrics
Iris scanner, 2D Face unlock, Fingerprint (touch)
2D Face unlock, In-screen fingerprint
Colors
Gold, Gray
Prism Crush black, Prism Crush white, Prism Crush pink, Prism Crush blue
Cellular
LTE (FDD)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 20(800 DD), 28(700 APT), 29(700 d), 30(2300 WCS)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 17(700 b), 20(800 DD), 26(850+), 28(700 APT), 66(AWS-3)
LTE (TDD)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
Bands 38(2600), 40(2300), 41(2600+)
UMTS
850, 900, 1700/2100, 1900, 2100 MHz
850, 900, 1700/2100, 1900, 2100 MHz
Data Speed
Dual SIM
Yes
SIM type
Nano SIM
Nano SIM
HD Voice
Yes
Multimedia
Headphones
3.5mm jack
3.5mm jack
Features
Album art cover, Background playback
Dolby Atmos
Connectivity & Features
Bluetooth
5.1, EDR
5.0
Wi-Fi
802.11 a, b, g, n, ac, dual-band, i; MIMO, Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
USB
Type-C (reversible), USB 3.1
Type-C (reversible), USB 2.0
Features
Mass storage device, Charging
Charging, OTG
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer
Accelerometer, Gyroscope, Compass, Hall (for flip covers)
Other
NFC, ANT+, UMA (Wi-Fi Calling), Tethering, Computer sync, OTA sync
NFC, ANT+
Shopping information
MSRP
$ 850
