Samsung Galaxy S21 Ultra vs Nothing Phone (2a) Specs Comparison

Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.

9.1	5.6
Samsung Galaxy S21 Ultra	Nothing Phone (2a)
Released · Jan 29, 2021	Released · Mar 05, 2024
6.8-inch	6.7-inch
Quad camera	Dual camera
12GB · 128GB	8GB · 128GB
5000 mAh	5000 mAh
Check prices	Check prices

Design

Dimensions
6.50 x 2.98 x 0.35 inches (~0.37 inches with camera bump) 165.1 x 75.6 x 8.9 mm (~9.4 mm with camera bump)	6.41 x 3.00 x 0.34 inches 162.74 x 76.32 x 8.55 mm
Weight
8.04 oz (229.0 g)	6.70 oz (190.0 g)
Materials
Back: Glass (Corning Gorilla Glass Victus) Frame: Aluminum	Back: Plastic Frame: Plastic
Resistance
Water, Dust; IP68	Yes; IP54
Biometrics
2D Face unlock, Ultrasonic in-screen fingerprint	Optical in-screen fingerprint
Keys
Right: Volume control, Lock/Unlock key	Left: Volume control; Right: Lock/Unlock key
Colors
Phantom black, Silver

Display

Size
6.8-inch	6.7-inch
Resolution
3200x1440px, 20:9 ratio, 516 PPI	2412x1084px, 20:9 ratio, 395 PPI
Technology
Dynamic AMOLED	AMOLED
Refresh rate
120Hz (adaptable)	120Hz
Screen-to-body
89.33 %	87.28 %
Peak brightness
1500 cd/m2 (nit)	1300 cd/m2 (nit)
Features
HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor	Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 888 SM8350 (5 nm)	MediaTek Dimensity 7200 Pro (4 nm)
Processor
Octa-core 1x 2.84GHz Kryo 680 + 3x 2.42GHz Kryo 680 + 4x 1.80GHz Kryo 680	Octa-core 2x 2.8GHz Cortex A715 + 6x 2.0GHz Cortex A510
GPU
Adreno 660	Mali-G610 MC4
RAM
12GB (LPDDR5)	8GB
Internal storage
128GB (UFS 3.1)	128GB
Storage expansion
not expandable
OS
Android (14, 13, 12, 11), One UI	Android (14)

Battery

Capacity
5000 mAh	5000 mAh
Type
Li - Polymer
Charging
Qualcomm Quick Charge 2.0, USB Power Delivery, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging, Reverse wireless charging
Charge speed
Wired: 25.0W Wireless: 15.0W	Wired: 45.0W

Battery Life Estimate

6h 15min

Browsing

14h 43min

Video

8h 52min

Gaming

8h 40min

Battery Life Estimate

6h 25min

Browsing

13h 33min

Video

10h 5min

Gaming

8h 47min

Camera

Rear
Quad camera	Dual camera
Main camera
108 MP (OIS, Laser and PDAF) Aperture size: F1.8 Focal length: 24 mm Sensor size: 1/1.33" Pixel size: 0.8 μm	50 MP (OIS, PDAF) Aperture size: F1.9 Sensor size: 1/1.56"
Second camera
12 MP (Ultra-wide, PDAF) Aperture size: F2.2 Focal Length: 13 mm Sensor size: 1/2.55" Pixel size: 1.4 μm	50 MP (Ultra-wide) Aperture size: F2.2 Sensor size: 1/2.76"
Third camera
10 MP (Telephoto, OIS, PDAF) Optical zoom: 3.0x Aperture size: F2.4 Focal Length: 70 mm Sensor size: 1/3.2" Pixel size: 1.22 μm
Fourth camera
10 MP (Telephoto, Periscope, OIS, PDAF) Optical zoom: 3.0x Aperture size: F2.4 Focal Length: 70 mm Sensor size: 1/3.2" Pixel size: 1.22 μm
Flash
LED	LED
Video recording
7680x4320 (8K UHD) (24 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps) OIS, HDR, Hyperlapse, Video light, EIS	3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps)
Front
40 MP (PDAF, HDR), Video capture: 3840x2160 (4K UHD) (60 fps)	32 MP

N/A

Overall

N/A

Photo

N/A

Video

124

Overall

129

Photo

119

Video

Connectivity & Features

Bluetooth
5.1	5.3
WLAN
802.11 a,b,g,n,ac,ax(Wi-Fi 6),dual-band MIMO, Wi-Fi Direct, Hotspot	802.11 a,b,g,n,ac,ax(Wi-Fi 6) Multiple antennas, MIMO, Wi-Fi Direct, Hotspot
USB
Type-C, USB 3.2	Type-C
Hearing aid compatible
M3/T3
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer	Accelerometer, Gyroscope, Compass
Other
NFC, ANT+	NFC

Multimedia

Headphones
No 3.5mm jack	No 3.5mm jack
Speakers
Earpiece, Multiple speakers	Earpiece, Multiple speakers
Features
32-Bit DAC, Dolby Atmos, aptX, Dolby Digital, Dolby Digital Plus
Screen mirroring
Wireless screen share	Wireless screen share
Radio
FM, Stereo, RDS
Additional microphone(s)
Noise cancellation, Video recording	Noise cancellation

Cellular

5G
Bands n2, n5, n12, n25, n41, n66, n71, n77, n260, n261, SA, NSA, Sub-6, mmWave	Bands n1, n3, n5, n7, n8, n20, n28, n38, n39, n40, n41, n66, n77, n78
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), 4(AWS-1), 5(850), 7(2600), 8(900), 18(800 Lower), 19(800 Upper), 20(800 DD), 26(850+), 28(700 APT), 66(AWS-3)
4G (TDD)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)	Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 42(3500)
3G
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)	Bands 1(2100), 4(1700/2100), 5(850), 6(800), 8(900), 19(800)
Data Speed
LTE-A Pro Cat 20 (2000/150 Mbit/s)
SIM type
Nano SIM	Dual Nano SIM

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

MSRP
$ 1200 / € 1399	$ 349 / € 329
In The Box
C to C Data Cable, Ejection Pin

Availability

Officially announced
Jan 14, 2021	Mar 05, 2024

Alternative variants

with 256GB storage


Internal storage	256GB
Colors	Phantom black
MSRP	$ 1250

With 256GB internal storage


Internal storage	256GB

with 512GB storage


RAM	16GB
Internal storage	512GB
Colors	Phantom black
MSRP	$ 1380

With 12GB RAM and 256GB internal storage


RAM	12GB
Internal storage	256GB

for Europe


System chip	Samsung Exynos 2100 (5 nm)
Processor	Octa-core 1x 2.91GHz Cortex-X1 + 3x 2.81GHz Cortex-A78 + 4x 2.2GHz Cortex-A55
GPU	Mali G78 MP14
Weight	8.01 oz (227.0 g)
5G	Bands SA, NSA, Sub-6
FCC approval	Date approved: Dec 22, 2020 FCC ID value: A3LSMG998B
Measured SAR	Head: 0.16 W/kg Body: 0.72 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 1.34 W/kg Phablet: 3.86 W/kg

Links

Full specifications
Samsung Galaxy S21 Ultra Specs	Nothing Phone (2a) Specs
PhoneArena Review
Samsung Galaxy S21 Ultra Review	Nothing Phone (2a) Review
User Reviews
Samsung Galaxy S21 Ultra User Reviews	Nothing Phone (2a) User Reviews