Samsung Galaxy S21 Ultra vs Samsung Galaxy A03s Specs Comparison

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

Display

Size:

6.8 inches

6.5 inches

Resolution:

3200 x 1440 pixels, 20:9 ratio, 516 PPI

1600 x 720 pixels, 20:9 ratio, 270 PPI

Technology:

Dynamic AMOLED

IPS LCD

Refresh rate:

120Hz (adaptable)

60Hz

Screen-to-body:

89.33 %

81.86 %

Peak brightness:

1500 cd/m2 (nit)

Features:

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

Ambient light sensor, Proximity sensor

Hardware

System chip:

Qualcomm Snapdragon 888 SM8350 (5 nm)

MediaTek Helio P35 MT6765 (12 nm)

Processor:

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

Octa-core, 2300 MHz, Cortex-A53, 64-bit

GPU:

Adreno 660

PowerVR GE8320

RAM:

12GB LPDDR5

3GB

Internal storage:

128GB (UFS 3.1), not expandable

32GB (eMMC 5.1)

Storage expansion:

microSDXC

OS:

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

Android (12, 11)

Device type:

Smartphone

Battery

Capacity:

5000 mAh

Type:

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

Fast charging

Max charge speed:

Wired: 25.0W; Wireless: 15.0W

Wired: 15.0W

Camera

Rear:

Quad camera

Triple camera

Main camera:

108 MP (OIS, Laser and PDAF)

13 MP (Autofocus)

Specifications:

F1.8; 24 mm; 1/1.33"; 0.8 μm

F2.2

Second camera:

10 MP (Telephoto, OIS, PDAF)

2 MP (Macro)

Specifications:

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

Aperture size: F2.4

Third camera:

12 MP (Ultra-wide, PDAF)

2 MP (Depth information)

Specifications:

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

Aperture size: F2.4

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

Flash:

LED

Video recording:

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

1920x1080 (Full HD) (30 fps)

Features:

OIS, HDR, Hyperlapse, Video light, EIS

Front:

40 MP (PDAF, HDR)

5 MP

Video capture:

3840x2160 (4K UHD) (60 fps)

Design

Dimensions:

6.50 x 2.98 x 0.35 inches (165.1 x 75.6 x 8.9 mm)

6.46 x 2.99 x 0.36 inches (164.2 x 75.9 x 9.1 mm)

Weight:

8.04 oz (229.0 g)

6.91 oz (196.0 g)

Materials:

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

Back: Plastic; Frame: Plastic

Resistance:

Water, Dust; IP68

Biometrics:

2D Face unlock, Ultrasonic in-screen fingerprint

Fingerprint (touch)

Keys:

Right: Volume control, Lock/Unlock key

Colors:

Phantom black, Silver

Black, Blue. White

Cellular

5G:

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

4G (FDD):

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)

Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD), 28(700 APT)

4G (TDD):

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

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

3G:

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

Bands 1(2100), 5(850), 8(900)

Data Speed:

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

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

Dual SIM:

Shared with microSD

SIM type:

Nano SIM

Multimedia

Headphones:

No 3.5mm jack

3.5mm jack

Speakers:

Earpiece, Multiple speakers

Earpiece, Loudspeaker

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, Video recording

for Noise cancellation

Connectivity & Features

Bluetooth:

5.1

5.0

Wi-Fi:

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

802.11 b, g, n; Wi-Fi Direct, Hotspot

USB:

Type-C (reversible), USB 3.2

Type-C (reversible), USB 2.0

Features:

Charging, Headphones port, OTG, Video out

Charging

Hearing aid compatible:

M3, T3

Location:

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

Sensors:

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

Accelerometer

Other:

NFC, ANT+

Regulatory Approval

FCC approval:

Date approved:

Dec 22, 2020

FCC ID value:

A3LSMG998U

Measured SAR:

Head:

0.77 W/kg

Body:

1.02 W/kg

Simultaneous Transmission:

1.59 W/kg

Wireless Router:

1.16 W/kg

Phablet:

3.15 W/kg

Buyers information

Price:

$ 1200

In The Box:

C to C Data Cable, Ejection Pin

Availability

Officially announced:

Jan 14, 2021

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