Apple iPhone 6s vs Samsung Galaxy A51

Compare phone and tablet specifications of up to three devices. Type a model name in the search field of our phone comparison tool or pick a popular device from the ones below.

$214 VIEW ON AMAZON
$508 VIEW ON AMAZON

Display

Size

4.7 inches
6.5 inches

Resolution

1334 x 750 pixels,
326 PPI
2400 x 1080 pixels, 20:9 ratio,
405 PPI

Technology

IPS LCD
Super AMOLED

Screen-to-body

65.71 %
87.37 %

Features

Pressure-sensitive, Oleophobic coating, Scratch-resistant glass, Ambient light sensor, Proximity sensor
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor

Hardware & Performance

System chip

Apple A9 APL0898
Samsung Exynos 9611

Processor

Dual-core, 1840 MHz, Twister, 64-bit
Octa-core, 2300 MHz, ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm

GPU

PowerVR GT7600
Mali-G72 MP3

RAM

2GB LPDDR4
4GB LPDDR4

Internal storage

128GB, not expandable
128GB

Storage expansion

 
microSDXC up to 512 GB

OS

iOS (13.x, 12.x, 11.x, 10.x, 9.x)
Android (10), Samsung One UI

Battery

Capacity

1715 mAh
4000 mAh

Type

Li - Ion, Not user replaceable
Li - Polymer, Not user replaceable

Battery life test results

 

Charging

 
Fast charging

Stand-by time (hours)

240 hours
 

Camera

Rear

Single camera
Quad camera

Main camera

12 MP (Sapphire crystal lens cover, PDAF, BSI sensor)
48 MP (PDAF)

Specifications

Aperture size: F2.2; Focal length: 29 mm; Sensor size: 1/3"; Pixel size: 1.22 μm
Aperture size: F2.0; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm

Second camera

 
12 MP (Ultra-wide)

Specifications

 
Aperture size: F2.2; Focal Length: 13 mm; Pixel size: 1.12 μm

Third camera

 
5 MP (Macro)

Specifications

 
Aperture size: F2.4; Focal Length: 40 mm

Fourth camera

 
5 MP (Depth information)

Specifications

 
Aperture size: F2.2; Sensor size: 1/5"; Pixel size: 1.12 μm

Video recording

3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)

Features

Time-lapse video, Continuous autofocus, EIS, Video calling, Video sharing
Hyperlapse, EIS

Front

5 MP (HDR)
32 MP (HDR)

Design

Dimensions

5.44 x 2.64 x 0.28 inches (138.3 x 67.1 x 7.1 mm)
6.24 x 2.90 x 0.31 inches (158.5 x 73.6 x 7.9 mm)

Weight

5.04 oz (143 g)
the average is 6.5 oz (184 g)
6.07 oz (172 g)
the average is 6.5 oz (184 g)

Materials

Back: Aluminum
Back: Plastic; Frame: Plastic

Biometrics

Fingerprint (touch)
2D Face unlock, In-screen fingerprint

Colors

Gold, Silver, Rose gold, Space 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), 13(700 c), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 14(700 PS), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 30(2300 WCS), 66(AWS-3), 71(600)

LTE (TDD)

Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
Bands 38(2600), 39(1900+), 41(2600+)

UMTS

850, 900, 1700/2100, 1900, 2100 MHz
850, 900, 1700/2100, 1900, 2100 MHz

Data Speed

LTE-A Cat 6 (300/50 Mbit/s), HSPA, HSUPA
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

SIM type

Nano SIM
Nano SIM

HD Voice

Yes
 

VoLTE

Yes
 

Multimedia

Headphones

3.5mm jack
3.5mm jack

Features

Album art cover, Background playback
Dolby Atmos

Connectivity & Features

Bluetooth

4.2
5.0

Wi-Fi

802.11 a, b, g, n, ac, dual-band; MIMO, Hotspot
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot

USB

Lightning
Type-C (reversible), USB 2.0

Features

Mass storage device, Charging
Charging, OTG

Sensors

Accelerometer, Gyroscope, Compass, Barometer
Accelerometer, Gyroscope, Compass, Hall (for flip covers)

Other

NFC, UMA (Wi-Fi Calling), Tethering, Computer sync, OTA sync, AirDrop
NFC, ANT+

Shopping information

MSRP

$ 849
$ 400
This copy is for your personal, non-commercial use only. You can order presentation-ready copies for distribution to your colleagues, clients or customers at https://www.parsintl.com/phonearena or use the Reprints & Permissions tool that appears at the bottom of each web page. Visit https://www.parsintl.com/ for samples and additional information.
FCC OKs Cingular's purchase of AT&T Wireless