Samsung Galaxy S23 Ultra vs Nothing Phone (3a) Specs Comparison

Availability

Officially announced
Feb 01, 2023	Mar 04, 2025
Prices (MSRP)
$1200 | €1300	8GB/128GB - €330 12GB/256GB - $379 | €379

Design

Dimensions
6.43 x 3.07 x 0.35 inches (~0.42 inches with camera bump) 163.3 x 78 x 8.9 mm (~10.68 mm with camera bump)	6.44 x 3.05 x 0.33 inches 163.52 x 77.5 x 8.35 mm
Weight
8.25 oz / 234.0 g	7.09 oz / 201.0 g
Materials
Back: Glass (Corning Gorilla Glass Victus 2) Frame: Aluminum	Back: Glass Frame: Plastic
Resistance
Water, Splash, Dust; IP68	Water, Dust; IP64
Biometrics
2D Face unlock, Ultrasonic in-screen fingerprint	Optical in-screen fingerprint
Features
Stylus
Keys
Right: Volume control, Lock/Unlock key	Left: Volume control; Right: Lock/Unlock key, Other
Colors
Phantom Black, Cream, Green, Lavender	Black, White, Blue

Display

Size
6.8-inch, 89.87% screen-to-body	6.8-inch, 87.32% screen-to-body
Type
Dynamic AMOLED, 120Hz, HDR, 1750 nits	OLED, 120Hz, 3000 nits
Resolution
3088x1440px, 19.3:9 ratio, 501 PPI	2392x1080px, 20:9 ratio, 388 PPI
Protection
Corning Gorilla Glass Victus 2	Panda Glass

PhoneArena Display Test

Bright Max (20% APL)
1598 (Good)	1184 (Average)
Bright Min
0.8 (Excellent)	2.2 (Average)

Learn more on our PhoneArena Display Test Results page.

Hardware

System chip
Snapdragon 8 Gen 2 SM8550 (4 nm)	Snapdragon 7s Gen 3 SM7635 (4 nm)
Processor
Octa-core 1x3.36GHz Kryo Prime 4x2.8GHz Kryo Gold 3x2.0GHz Kryo Silve	Octa-core 1x2.5GHz Cortex-A720 3x2.4​GHz Cortex-A720 4x1.8​GHz Cortex-A520
GPU
Adreno 740	Adreno 710
Memory
8GB (LPDDR5X)/256GB (UFS 4.0) 12GB/256GB 12GB/512GB 12GB/1024GB	8GB/128GB 12GB/256GB
Storage expansion
not expandable	not expandable
OS
Android (14, 13)	Android (15)

PhoneArena Performance Test

GeekBench 6 Single
1971	1174
GeekBench 6 Multi
5115	3337
3D Mark High
3828	1060
3D Mark Low
1951	1055

Learn more on our PhoneArena Performance Test Results page.

Battery

Type
5000 mAh, Li - Ion	5000 mAh
Charging
Fast charging Qi wireless charging, Reverse wireless charging	Fast charging Reverse wired charging
Charge speed
Wired: 45.0W Wireless: 15.0W	Wired: 50.0W

PhoneArena Battery Tests

Battery Life Estimate

7h 17min

Browsing

18h 57min

Video

8h 54min

Gaming

10h 59min

Battery Life Estimate

7h 38min

Browsing

17h 4min

Video

11h 6min

Gaming

11h 21min

Learn more on our PhoneArena Battery Test Results page

Camera

Rear
Quad camera	Triple camera
Main camera
200 MP (OIS, PDAF) Sensor name: Samsung ISOCELL HP2 Aperture size: F1.7 Focal length: 24 mm Sensor size: 1/1.3" Pixel size: 0.6 μm	50 MP (OIS, PDAF) Aperture size: F1.9 Sensor size: 1/1.57"
Second camera
12 MP (Ultra-wide) Sensor name: Sony IMX564 Aperture size: F2.2 Focal Length: 13 mm Sensor size: 1/2.55" Pixel size: 1.4 μm	8 MP (Ultra-wide)
Third camera
10 MP (Telephoto) Sensor name: Sony IMX754 Optical zoom: 10.0x Aperture size: F4.9 Focal Length: 230 mm Sensor size: 1/3.52" Pixel size: 1.12 μm	50 MP (Telephoto) Optical zoom: 2.0x Aperture size: F2.0 Sensor size: 1/2.74"
Fourth camera
10 MP (Telephoto, OIS) Sensor name: Sony IMX754 Optical zoom: 3.0x Aperture size: F2.4 Focal Length: 69 mm Sensor size: 1/3.52" Pixel size: 1.12 μm
Flash
LED	LED
Video recording
8K UHD (30 fps), 4K UHD (60 fps), 1080p (960 fps) OIS, HDR	4K UHD (30 fps), 1080p (120 fps)
Front
12 MP (PDAF) Video capture: 4K UHD (60 fps)	32 MP

PhoneArena Camera Tests

147

Overall

150

Photo

144

Video

126

Overall

135

Photo

117

Video

Learn more on our PhoneArena Camera Test Results page

Connectivity & Features

Bluetooth
5.3	5.4
WLAN
a,b,g,n,ac,Wi-Fi 6,Wi-Fi 6E Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac, ax	a,b,g,n,ac,Wi-Fi 6 Multiple antennas, MIMO, Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac, ax
USB
Type-C, USB 3.2	Type-C
Sensors
Accelerometer, Gyroscope, Compass, Barometer, Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor
Hearing aid compatible
M3/T4
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, Cell ID, Wi-Fi positioning
Other
NFC, Ultra Wideband (UWB)	NFC

Multimedia

Headphones
No 3.5mm jack	No 3.5mm jack
Speakers
Earpiece, Multiple speakers	Earpiece, Multiple speakers

Cellular

5G Bands
n1, n7, n28, n41, n66, n71, n78, n258, n260, n261, SA, NSA, Sub-6, mmWave	n1, n2, n3, n5, n7, n8, n12, n20, n28, n38, n40, n41, n48, n66, n77, n78, SA, NSA, Sub-6
4G (FDD) Bands
1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 66, 71	1, 3, 4, 5, 7, 8, 18, 19, 20, 26, 28, 66
4G (TDD) Bands
38, 39, 40, 41, 46, 48	38, 39, 40, 41, 42
3G Bands
1, 2, 4, 5, 8	1, 4, 5, 6, 8, 19
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s
SIM type
Dual Nano SIM + eSIM	Dual Nano SIM

Regulatory Approval

FCC approval
Date approved: Dec 08, 2023 FCC ID value: A3LSMS918U
Measured SAR
Head: 1.12 W/kg Body: 0.92 W/kg Simultaneous Transmission: 1.58 W/kg Wireless Router: 1.16 W/kg

Alternative variants

With 12GB RAM

Memory	12GB

With 12GB RAM and 256GB internal storage

Memory	12GB/256GB

With 12GB RAM and 512GB internal storage

Memory	12GB/512GB
Prices (MSRP)	$1450 | €1589

With 12GB RAM and 1TB internal storage

Memory	12GB/1024GB
Prices (MSRP)	$1649 | €1749

International

5G Bands	n1, n2, n3, n5, n7, n8, n12, n20, n25, n28, n38, n40, n41, n66, n75, n77, n78, SA, NSA, Sub-6
4G (FDD) Bands	1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 66
4G (TDD) Bands	38, 39, 40, 41

Discover more

Full Specs Samsung Galaxy S23 Ultra Specs PA Review Samsung Galaxy S23 Ultra Review

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