Apple iPhone 7 vs Samsung Galaxy A51 5G vs Google Pixel 4a 5G

Compare phone and tablet specifications of up to three devices at once.

Display

Size:

4.7 inches
6.5 inches
6.2 inches

Resolution:

1334 x 750 pixels, 16:9 ratio, 326 PPI
2400 x 1080 pixels, 20:9 ratio, 405 PPI
2340 x 1080 pixels, 19.5:9 ratio, 416 PPI

Technology:

IPS LCD
Super AMOLED
OLED

Screen-to-body:

65.71 %
87.37 %
82.94 %

Peak brightness:

625 cd/m2 (nit)

Features:

Pressure-sensitive, Oleophobic coating, Scratch-resistant glass, Ambient light sensor, Proximity sensor
60Hz refresh rate, Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
60Hz refresh rate, HDR support, Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor

Hardware

System chip:

Apple A10 Fusion APL1W24
Samsung Exynos 980
Qualcomm Snapdragon 765G SM7250-AB

Processor:

Quad-core, 2340 MHz, 64-bit, 16 nm
Octa-core, 2200 MHz, ARM Cortex-A77 and ARM Cortex-A55, 64-bit, 8 nm
Octa-core, 2400 MHz, Kryo 475, 64-bit, 7 nm

GPU:

PowerVR 7XT GT7600 Plus
Mali-G76 MP5
Adreno 620

RAM:

2GB LPDDR4
6GB LPDDR4
6GB LPDDR4

Internal storage:

256GB, not expandable
128GB, available to use: 105.3 GB
128GB (UFS 2.1), not expandable

Storage expansion:

microSDXC up to 1000 GB

Device type:

Smartphone
Smartphone
Smartphone

OS:

iOS (14.x, 13.x, 12.x, 11.x, 10.x)
Android (10), Samsung One UI
Android (11)

Battery

Capacity:

1960 mAh
4500 mAh
3885 mAh

Type:

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

Charging:

Fast charging
USB Power Delivery

Max charge speed:

Wired: 25.0W
Wired: 18.0W

Camera

Rear:

Single camera
Quad camera
Dual camera

Main camera:

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

Specifications:

Aperture size: F1.8; Focal length: 28 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
Aperture size: F1.7; Focal length: 28 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm

Second camera:

12 MP (Ultra-wide)
16 MP (Ultra-wide)

Specifications:

Aperture size: F2.2; Focal Length: 13 mm; Pixel size: 1.12 μm
Aperture size: F2.2; Pixel size: 1 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) (480 fps)
3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps)

Features:

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

Front:

7 MP (HDR)
32 MP (HDR)
8 MP (Dual-Camera, Time-of-Flight (ToF))

Video capture:

1920x1080 (Full HD)
1920x1080 (Full HD)
1920x1080 (Full HD)

Design

Dimensions:

5.44 x 2.64 x 0.28 inches (138.3 x 67.1 x 7.1 mm)
6.26 x 2.90 x 0.34 inches (158.9 x 73.6 x 8.7 mm)
6.06 x 2.91 x 0.32 inches (153.9 x 74.0 x 8.2 mm)

Weight:

4.87 oz (138.0 g)
6.60 oz (187.0 g)
5.93 oz (168.0 g)

Materials:

Back: Aluminum
Back: Plastic; Frame: Aluminum
Back: Plastic

Resistance:

Water, Dust; IP67

Biometrics:

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

Keys:

Left: Volume control; Right: Lock/Unlock key
Right: Volume control, Lock/Unlock key
Right: Volume control, Lock/Unlock key

Colors:

Black, Gold, Silver, Red, Rose gold, Jet black
Prism cube black
Just black, Clearly white

Cellular

5G:

n41, n71, SA, NSA
n1, n2, n5, n12, n25, n28, n41, n66, n71, n78, Sub-6

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)
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), 25(1900+), 26(850+), 28(700 APT), 66(AWS-3), 71(600)
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), 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), 32(1500 L-band), 66(AWS-3), 71(600)

LTE (TDD):

Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 42(3500), 46, 48(3600)

UMTS:

Bands 5(850), 8(900), 4(1700/2100), 2(1900), 1(2100)
Bands 5(850), 4(1700/2100), 2(1900), 1(2100)
Bands 5(850), 8(900), 4(1700/2100), 2(1900), 1(2100)

Data Speed:

LTE-A Cat 12 (600/100 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A Pro Cat 16 (1000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

Dual SIM:

Yes

SIM type:

Nano SIM
Nano SIM, eSIM

HD Voice:

Yes
Yes

VoLTE:

Yes

Multimedia

Headphones:

No 3.5mm jack
3.5mm jack
3.5mm jack

Speakers:

Earpiece, Multiple speakers
Earpiece, Loudspeaker
Earpiece, Multiple speakers

Features:

Album art cover, Background playback
Dolby Atmos
aptX, aptX-HD

Screen mirroring:

Wireless screen share
Wireless screen share

Radio:

FM

Additional microphone(s):

for Noise cancellation
for Noise cancellation

Connectivity & Features

Bluetooth:

4.2
5.0
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
802.11 a, b, g, n, ac, dual-band; MIMO, Wi-Fi Direct, Hotspot

USB:

Lightning
Type-C (reversible), USB 2.0
Type-C (reversible), USB 3.1

Features:

Charging, Headphones port, Mass storage device
Charging, OTG
Charging

Location:

GPS, A-GPS, Glonass, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning

Sensors:

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

Other:

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

Hearing aid compatible:

T4
M3, T3
M3, T4

Regulatory Approval

FCC approval:

Date approved:

Sep 07, 2016
Jul 15, 2020
Sep 01, 2020

FCC ID value:

BCG-E3091A link
A3LSMA516U link
A4RG025E link

Measured SAR:

Head:

1.19 W/kg
1.18 W/kg
1.20 W/kg

Body:

1.09 W/kg
1.20 W/kg
1.20 W/kg

Simultaneous Transmission:

1.56 W/kg
3.25 W/kg
1.57 W/kg

Wireless Router:

1.14 W/kg
1.37 W/kg
1.00 W/kg

Buyers information

Price:

$ 849
$ 500
$ 500

User Manual:

This is the official Samsu​ng Galaxy A51 5G User Guide in English provided from the manufacturer.

In The Box:

A to C USB Cable, Wall Adapter, SIM Pin/Ejector, Quick Start Guide, Terms & Conditions
18W USB-C power adapter, 1 m USB-C to USB-C cable (USB 2.0), Quick Start Guide, Quick Switch Adapter SIM tool

Availability

Officially announced:

Sep 07, 2016
Apr 08, 2020
Sep 30, 2020
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