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Samsung Galaxy A8 vs Nokia 2.3 vs Samsung Galaxy S21 Ultra

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

Comparison mode:

Display

Size:

5.7 inches
6.2 inches
6.8 inches

Resolution:

1920 x 1080 pixels, 386 PPI
1520 x 720 pixels, 19:9 ratio, 271 PPI
3200 x 1440 pixels, 20:9 ratio, 516 PPI

Technology:

Super AMOLED
IPS LCD
Dynamic AMOLED

Refresh rate:

120Hz (adaptable)

Screen-to-body:

73.91 %
80.63 %
89.33 %

Peak brightness:

1500 cd/m2 (nit)

Features:

Scratch-resistant glass (Corning Gorilla Glass 4), Ambient light sensor, Proximity sensor
Ambient light sensor, Proximity sensor
HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor

Hardware

System chip:

Qualcomm Snapdragon 615 5430
MediaTek Helio A22 (12 nm)
Qualcomm Snapdragon 888 SM8350 (5 nm)

Processor:

Octa-core, 1500 MHz, ARM Cortex-A53, 64-bit
Quad-core, 2000 MHz, ARM Cortex-A53, 64-bit
Octa-core, 1x 2.84GHz Kryo 680 + 3x 2.42GHz Kryo 680 + 4x 1.80GHz Kryo 680, 64-bit

GPU:

Adreno 405
PowerVR GE8300
Adreno 660

RAM:

2GB LPDDR3
2GB
12GB LPDDR5

Internal storage:

32GB
32GB
128GB (UFS 3.1), not expandable

Storage expansion:

microSDXC up to 128 GB
microSDXC up to 512 GB

Device type:

Smartphone
Smartphone
Smartphone

OS:

Android (6.0 Marshmallow, 5.1 Lollipop)
Android (10, 9.0 Pie)
Android (12, 11), Samsung One UI

Battery

Capacity:

3050 mAh
4000 mAh
5000 mAh

Type:

User replaceable
Not user replaceable
Li - Polymer, Not user replaceable

Charging:

Qualcomm Quick Charge 2.0, USB Power Delivery, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging, Reverse wireless charging

Max charge speed:

Wired: 25.0W; Wireless: 15.0W

Camera

Rear:

Single camera
Dual camera
Quad camera

Main camera:

16 MP (Autofocus)
13 MP (Autofocus)
108 MP (OIS, Laser and PDAF)

Specifications:

Aperture size: F1.9; Pixel size: 1 μm
Aperture size: F2.2
Aperture size: F1.8; Focal length: 24 mm; Sensor size: 1/1.33"; Pixel size: 0.8 μm

Second camera:

2 MP (Depth information)
10 MP (Telephoto, OIS, PDAF)

Specifications:

Optical zoom: 3.0x; Aperture size: F2.4; Focal Length: 70 mm; Sensor size: 1/3.2"; Pixel size: 1.22 μm

Third camera:

12 MP (Ultra-wide, PDAF)

Specifications:

Aperture size: F2.2; Focal Length: 13 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm

Fourth camera:

10 MP (Periscope, OIS, PDAF)

Specifications:

Optical zoom: 10.0x; Aperture size: F4.9; Focal Length: 240 mm; Sensor size: 1/3.2"; Pixel size: 1.22 μm

Video recording:

1920x1080 (Full HD)
1920x1080 (Full HD)
7680x4320 (8K UHD) (24 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)

Features:

Video calling
OIS, HDR, Hyperlapse, Video light, EIS

Front:

5 MP
5 MP
40 MP (PDAF, HDR)

Video capture:

3840x2160 (4K UHD) (60 fps)

Design

Dimensions:

6.22 x 3.02 x 0.23 inches (158 x 76.8 x 5.9 mm)
6.21 x 2.97 x 0.34 inches (157.69 x 75.41 x 8.68 mm)
6.50 x 2.98 x 0.35 inches (165.1 x 75.6 x 8.9 mm)

Weight:

5.33 oz (151.0 g)
6.46 oz (183.0 g)
8.04 oz (229.0 g)

Materials:

Back: Plastic; Frame: Aluminum
Back: Plastic
Back: Glass (Corning Gorilla Glass Victus); Frame: Aluminum

Resistance:

Water, Dust; IP68

Biometrics:

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

Features:

Touch sensitive control keys

Keys:

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

Colors:

Pearl white, Midnight black, Champagne gold
Cyan green, Sand, Charcoal
Phantom black, Silver

Cellular

5G:

n2, n5, n12, n25, n41, n66, n71, n77, n260, n261, SA, NSA, Sub-6, mmWave

LTE (FDD):

Bands 1(2100), 3(1800)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 17(700 b), 28(700 APT), 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), 14(700 PS), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 30(2300 WCS), 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+), 46, 48(3600)

UMTS:

Bands 6(800), 5(850), 8(900), 2(1900), 1(2100)
Bands 5(850), 8(900), 4(1700/2100), 2(1900), 1(2100)
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)

Data Speed:

LTE Cat 4 (150/50 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, UMTS

SIM type:

Nano SIM
Nano SIM

Multimedia

Headphones:

3.5mm jack
3.5mm jack
No 3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Loudspeaker
Earpiece, Multiple speakers

Features:

Album art cover, Background playback
32-Bit DAC, Dolby Atmos, aptX, Dolby Digital, Dolby Digital Plus

Screen mirroring:

Wireless screen share
Wireless screen share
Wireless screen share

Radio:

FM
FM, Stereo, RDS

Additional microphone(s):

for Noise cancellation, Video recording

Connectivity & Features

Bluetooth:

4.1
5.0
5.1

Wi-Fi:

802.11 a, b, g, n, dual-band
802.11 b, g, n; Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, ax (Wi-Fi 6), dual-band; MIMO, Wi-Fi Direct, Hotspot

USB:

microUSB, USB 2.0
microUSB, USB 2.0
Type-C (reversible), USB 3.2

Features:

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

Location:

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

Sensors:

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

Other:

NFC, ANT+
NFC, ANT+

Hearing aid compatible:

M3, T3

Regulatory Approval

FCC approval:

Date approved:

Jun 30, 2015
Dec 22, 2020

FCC ID value:

A3LSMA800F
A3LSMG998U

Measured SAR:

Head:

0.11 W/kg
0.77 W/kg

Body:

0.98 W/kg
1.02 W/kg

Simultaneous Transmission:

1.10 W/kg
1.59 W/kg

Wireless Router:

0.98 W/kg
1.16 W/kg

Phablet:

3.15 W/kg

Buyers information

Price:

$ 1200

In The Box:

Quick start guide, Safety booklet, Charger, Micro USB cable, SIM tray tool
C to C Data Cable, Ejection Pin

Availability

Officially announced:

Jul 14, 2015
Dec 05, 2019
Jan 14, 2021
FCC OKs Cingular\'s purchase of AT&T Wireless