Apple iPhone X vs Samsung Galaxy A51

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Display

Size

5.8 inches
6.5 inches

Resolution

1125 x 2436 pixels
1080 x 2400 pixels

Pixel density

459 PPI
405 PPI

Technology

OLED
Super AMOLED

Screen-to-body

82.35 %
87.37 %

Features

HDR video support, Pressure-sensitive, Oleophobic coating, Scratch-resistant glass, Ambient light sensor, Proximity sensor
Ambient light sensor, Proximity sensor

Hardware & Performance

System chip

Apple A11 Bionic APL1W72
Samsung Exynos 9611

Processor

Hexa-core, 2390 MHz, Monsoon and Mistral, 64-bit, 10 nm
Octa-core, 2300 MHz, ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm

GPU

Apple 3-core GPU
Mali-G72 MP3

RAM

3GB
4GB

Internal storage

256GB, not expandable
128GB

Storage expansion

 
microSDXC up to 512 GB

OS

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

Battery

Capacity

2716 mAh
4000 mAh

Type

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

Charging

USB Power Delivery, Qi wireless charging
Fast charging

Camera

Rear

Dual camera
Quad camera

Main camera

12 megapixels
48 megapixels

Features

Sapphire crystal lens cover, Optical image stabilization, Phase-detection autofocus, CMOS image sensor, Back-illuminated sensor (BSI)
Phase-detection autofocus

Second camera

12 megapixels
12 megapixels

Features

Telephoto, Sapphire crystal lens cover, Optical image stabilization, Phase-detection autofocus, CMOS image sensor, Back-illuminated sensor (BSI)
Ultra-wide

Third camera

 
5 megapixels

Features

 
Macro

Fourth camera

 
5 megapixels

Features

 
Depth information

Video recording

3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (30 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)

Features

Optical image stabilization, Time-lapse video, Continuous autofocus, Video light, Video calling, Video sharing
Hyperlapse, Digital image stabilization

Front

7 megapixels
32 megapixels

Features

High Dynamic Range mode (HDR)
High Dynamic Range mode (HDR)

Design

Dimensions

5.65 x 2.79 x 0.30 inches (143.6 x 70.9 x 7.7 mm)
6.24 x 2.90 x 0.31 inches (158.5 x 73.6 x 7.9 mm)

Weight

6.14 oz (174 g)
the average is 6.2 oz (177 g)
6.07 oz (172 g)
the average is 6.2 oz (177 g)

Materials

Back: Glass; Frame: Stainless steel
Back: Plastic

Resistance

Water, Dust; IP 67
 

Biometrics

3D Face unlock
2D Face unlock, In-screen fingerprint

Colors

Silver, 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), 30(2300 WCS), 66(AWS-3)
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

LTE-A Cat 12/13 (600/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

Dual SIM

 
Yes

SIM type

Nano SIM
Nano SIM

VoLTE

Yes
 

Multimedia

Headphones

No 3.5mm jack
3.5mm jack

Features

 
Dolby Atmos

Connectivity & Features

Bluetooth

5.0
5.0

Wi-Fi

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

USB

Lightning
Type-C (reversible), USB 2.0

Features

Charging, Headphones port
Charging, OTG

Sensors

Accelerometer, Gyroscope, Compass, Barometer
Accelerometer, Gyroscope, Compass

Other

NFC, UMA (Wi-Fi Calling)
NFC, ANT+

Shopping information

In The Box

EarPods with Lightning Connector, Lightning to 3.5 mm Headphone Jack Adapter, Lightning to USB Cable, USB Power Adapter, Documentation
 

MSRP

$ 1149
 
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