realme 8 5G vs Samsung Galaxy S21 Specs Comparison

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

Comparison mode:

Specs Size

Display

Size:

6.5 inches

6.2 inches

Resolution:

2400 x 1080 pixels, 20:9 ratio, 405 PPI

2400 x 1080 pixels, 20:9 ratio, 424 PPI

Technology:

IPS LCD

Dynamic AMOLED

Refresh rate:

90Hz

120Hz (adaptive)

Screen-to-body:

84.03 %

86.06 %

Peak brightness:

600 cd/m2 (nit)

1300 cd/m2 (nit)

Features:

Ambient light sensor, Proximity sensor

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

Hardware

System chip:

MediaTek Dimensity 700 MT6833V (7 nm)

Qualcomm Snapdragon 888 (5 nm)

Processor:

Octa-core, 2200 MHz, Cortex-A76, 64-bit

Octa-core, 1x 2.84GHz Kryo 680 + 3x 2.42GHz Kryo 680 + 4x 1.80GHz Kryo 680, 64-bit

GPU:

Mali-G57

Adreno 660

RAM:

4GB LPDDR4

8GB LPDDR5

Internal storage:

128GB (UFS 2.1)

128GB (UFS 3.0), not expandable

Storage expansion:

microSDXC up to 1024 GB

Device type:

Smartphone

OS:

Android (11), Realme 2.0 UI

Android (13, 12, 11), Samsung One UI

Battery

Capacity:

5000 mAh

4000 mAh

Type:

Li - Polymer, Not user replaceable

Charging:

Fast 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: 18.0W

Wired: 25.0W; Wireless: 15.0W

Camera

Rear:

Triple camera

Main camera:

48 MP (PDAF)

12 MP (OIS, PDAF)

Specifications:

F1.8; 26 mm

F1.8; 26 mm; 1/1.76"; 1.8 μm

Second camera:

2 MP (Macro)

64 MP (Telephoto, OIS, PDAF)

Specifications:

Aperture size: F3.4

Aperture size: F2.0; Focal Length: 29 mm; Sensor size: 1/1.7"; Pixel size: 0.8 μm

Third camera:

2 MP (Black and White)

12 MP (Ultra-wide, Autofocus)

Specifications:

Aperture size: F2.4

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

Video recording:

1920x1080 (Full HD) (30 fps), 1280x720 (HD) (120 fps)

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

Features:

Time-lapse video

OIS, HDR, Hyperlapse, Continuous autofocus, Video light, EIS

Front:

16 MP (HDR)

10 MP (PDAF, HDR)

Video capture:

1920x1080 (Full HD)

3840x2160 (4K UHD) (60 fps)

Design

Dimensions:

6.40 x 2.94 x 0.33 inches (162.5 x 74.8 x 8.5 mm)

5.97 x 2.80 x 0.31 inches (151.7 x 71.2 x 7.9 mm)

Weight:

6.53 oz (185.0 g)

6.03 oz (171.0 g)

Materials:

Back: Plastic; Frame: Aluminum

Resistance:

Water, Dust; IP68

Biometrics:

Fingerprint (touch)

2D Face unlock, Ultrasonic in-screen fingerprint

Keys:

Left: Volume control; Right: Lock/Unlock key

Right: Volume control, Lock/Unlock key

Colors:

Supersonic blue, Supersonic Black

Phantom pink, Violet, Gray, White

Cellular

5G:

n1, n3, n5, n7, n8, n20, n28, n38, n40, n41, n77, n78, SA, NSA

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

LTE (FDD):

Bands 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 28(700 APT)

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 34(2000), 38(2600), 39(1900+), 40(2300), 41(2600+)

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

UMTS:

Bands 1(2100), 2(1900), 5(850), 6(800), 8(900), 19(800)

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

Data Speed:

LTE-A, HSDPA+ (4G) 42.2 Mbit/s

LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS

Dual SIM:

Yes

SIM type:

Nano SIM

Multimedia

Headphones:

3.5mm jack

No 3.5mm jack

Speakers:

Earpiece, Loudspeaker

Earpiece, Multiple speakers

Features:

32-Bit DAC, Dolby Atmos, aptX, Dolby Digital, Dolby Digital Plus

Screen mirroring:

Wireless screen share

Radio:

FM, Stereo, RDS

Additional microphone(s):

for Noise cancellation

for Noise cancellation, Video recording

Connectivity & Features

Bluetooth:

5.1

5.0

Wi-Fi:

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

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

USB:

Type-C (reversible), USB 2.0

Type-C (reversible), USB 3.2

Features:

Charging, OTG

Charging, Headphones port, OTG, Video out

Location:

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

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

Sensors:

Accelerometer, Gyroscope, Compass

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

Other:

NFC, ANT+

Hearing aid compatible:

M3, T3

Regulatory Approval

FCC approval:

Date approved:

Mar 30, 2021

Dec 08, 2020

FCC ID value:

2AUYFRMX3241

A3LSMG991U

Measured SAR:

Head:

1.15 W/kg

0.36 W/kg

Body:

0.43 W/kg

1.08 W/kg

Simultaneous Transmission:

1.47 W/kg

3.96 W/kg

Wireless Router:

0.90 W/kg

1.09 W/kg

Phablet:

2.49 W/kg

Buyers information

Price:

€ 200

$ 800

In The Box:

USB Type-C Cable, 9V2A Charge Adapter, SIM Card Needle, Screen Protect Film, Protect Case, Quick Start Guide, Important Product Information (including the Warranty Card)

C to C Data Cable, Ejection Pin