Samsung Galaxy S8 vs Xiaomi Redmi 4X Specs Comparison

Availability

Officially announced
Mar 29, 2017	Feb 28, 2017

Design

Dimensions
5.86 x 2.68 x 0.31 inches 148.9 x 68.1 x 8.0 mm	5.48 x 2.75 x 0.34 inches 139.24 x 69.96 x 8.65 mm
Weight
5.47 oz / 155.0 g	5.15 oz / 146.0 g
Materials
Back: Glass (Corning Gorilla Glass 5) Frame: Aluminum	Back: Aluminum
Resistance
Water, Dust; IP68
Biometrics
Iris scanner, 2D Face unlock, Fingerprint (touch)	Fingerprint (touch)
Features
	Touch sensitive control keys
Keys
Left: Volume control, Other; Right: Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Midnight black, Orchid gray, Arctic silver, Coral blue, Maple gold, Rose pink, Burgundy red	Black, Gold

Display

Size
5.8-inch, 84.26% screen-to-body	5.0-inch, 70.89% screen-to-body
Type
Super AMOLED, HDR	IPS LCD, 450 nits
Resolution
2960x1440px, 18.5:9 ratio, 570 PPI	1280x720px, 294 PPI
Colors
	16 777 216
Protection
Corning Gorilla Glass 5	Corning Gorilla Glass

PhoneArena Display Test

Bright Max (20% APL)
Untested	Untested
Bright Min
1 (Excellent)	Untested

Learn more on our PhoneArena Display Test Results page.

Hardware

System chip
Snapdragon 835 MSM8998 (10 nm)	Snapdragon 435 8940 (28 nm)
Processor
Octa-core 2350 MHz Kryo 280	Octa-core 1400 MHz ARM Cortex-A53
GPU
Adreno 540	Adreno 505
Memory
4GB (LPDDR4)/64GB	3GB (LPDDR3)/32GB
Storage expansion
microSDXC up to 256 GB	microSDXC up to 128 GB
OS
Android (9.0 Pie, 8.0 Oreo, 7.0 Nougat)	Android (6.0 Marshmallow)

Battery

Type
3000 mAh, Li - Ion	4100 mAh
Charging
Qualcomm Quick Charge 2.0 Qi and Powermat wireless charging

Camera

Rear
Single camera	Single camera
Main camera
12 MP (OIS, PDAF) Aperture size: F1.7 Focal length: 26 mm Sensor size: 1/2.55" Pixel size: 1.4 μm	13 MP (PDAF) Aperture size: F2.0
Flash
LED	LED
Video recording
4K UHD (30 fps), QHD, 1080p (60 fps), 720p (240 fps) HDR, Time-lapse video, Hyperlapse, Continuous autofocus, Object tracking, Picture-taking during video recording, Video light, EIS, Video calling, Video sharing	1080p (30 fps) Video calling, Video sharing
Front
8 MP (Wide Angle, Autofocus, HDR) Video capture: QHD	5 MP Video capture: 720p (30 fps)

Connectivity & Features

Bluetooth
5.0, Yes	4.2
WLAN
a,b,g,n,ac,dual-band MIMO, Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac	b,g,n,dual-band Hotspot, Wi-Fi Direct 802.11 b, g, n
USB
Type-C, USB 3.1	microUSB, USB 2.0
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer, Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Ambient light sensor, Proximity sensor
Hearing aid compatible
M3/T3
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, BeiDou
Other
NFC, ANT+, UMA (Wi-Fi Calling), Tethering, Computer sync, OTA sync	Infrared, VoIP, Tethering, Computer sync, OTA sync

Multimedia

Headphones
3.5mm jack	3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Loudspeaker
Features
32-Bit DAC, aptX-HD	Album art cover, Background playback
Screen mirroring
DLNA,Wireless screen share,MHL	Wireless screen share
Additional microphone(s)
Noise cancellation, Video recording

Cellular

4G (FDD) Bands
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 66
4G (TDD) Bands
38, 39, 40, 41
3G Bands
1, 2, 5, 8
Data Speed
LTE-A Pro Cat 16 (1000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS	LTE-A Cat 7 (300/100 Mbit/s), HSPA
Dual SIM
	Yes
SIM type
Nano SIM	Nano SIM, Micro SIM
HD Voice
Yes

Phone Features

Notifications
	Haptic feedback
Other features
	Voice dialing, Voice commands, Voice recording

Regulatory Approval

FCC approval
Date approved: Apr 06, 2017 FCC ID value: A3LSMG950U
Measured SAR
Head: 0.49 W/kg Body: 0.48 W/kg Simultaneous Transmission: 1.53 W/kg Wireless Router: 0.46 W/kg

Alternative variants

International version

System chip	Samsung Exynos 9 Octa 8895 (10 nm)
Processor	Octa-core 2300 MHz Exynos M2 "Mongoose" and ARM Cortex-A53
GPU	Mali-G71 MP20
4G (FDD) Bands	1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 66
4G (TDD) Bands	38, 39, 40, 41
FCC approval	Date approved: Sep 05, 2017 FCC ID value: A3LSMG950F
Measured SAR	Head: 0.38 W/kg Body: 0.75 W/kg Simultaneous Transmission: 1.55 W/kg Wireless Router: 1.09 W/kg

for T-Mobile

4G (FDD) Bands	2, 4, 5, 12
3G Bands	5, 4, 2, 1
VoLTE	Yes

for Verizon Wireless

4G (FDD) Bands	2, 3, 4, 5, 7, 8, 13, 18, 19, 20, 26, 28
4G (TDD) Bands	38, 39, 40, 41
3G Bands	5, 8, 2, 1

for U.S. Cellular

4G (FDD) Bands	2, 4, 5, 8, 12, 13, 17, 18, 19, 25
4G (TDD) Bands	38, 39, 40
Data Speed	LTE-A, HSPA, UMTS

with Dual SIM

System chip	Samsung Exynos 9 Octa 8895 (10 nm)
Processor	Octa-core 2500 MHz Exynos M2 "Mongoose"and ARM Cortex-A53
GPU	Mali-G71 MP20
Dual SIM	Yes

Discover more

Full Specs Samsung Galaxy S8 Specs PA Review Samsung Galaxy S8 Review

Full Specs Xiaomi Redmi 4X Specs