Samsung Galaxy S23 Ultra vs Google Pixel 7a Specs Comparison

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)	6.00 x 2.87 x 0.35 inches (~0.41 inches with camera bump) 152.4 x 72.9 x 9 mm (~10.50 mm with camera bump)
Weight
8.25 oz (234.0 g)	6.81 oz (193.0 g)
Materials
Back: Glass (Corning Gorilla Glass Victus 2) Frame: Aluminum
Resistance
Water, Splash, Dust; IP68	Water, Dust; IP67
Biometrics
2D Face unlock, Ultrasonic in-screen fingerprint	2D Face unlock, Fingerprint (touch)
Features
Stylus
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Phantom Black, Cream, Green, Lavender	Charcoal, Snow, Sea, and Coral

Display

Size
6.8-inch	6.1-inch
Resolution
3088x1440px, 19.3:9 ratio, 501 PPI	2400x1080px, 20:9 ratio, 431 PPI
Technology
Dynamic AMOLED	OLED
Refresh rate
120Hz	90Hz
Screen-to-body
89.87 %	80.86 %
Peak brightness
1750 cd/m2 (nit)
Features
HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus 2), Ambient light sensor, Proximity sensor	HDR support, Scratch-resistant glass (Corning Gorilla Glass), Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 8 Gen 2 SM8550 (4 nm)	Google Tensor G2 (5 nm)
Processor
Octa-core 1x3.36GHz Kryo Prime 4x2.8GHz Kryo Gold 3x2.0GHz Kryo Silve	Octa-core 2x 2.85GHz Cortex-X1 + 2x 2.35GHz Cortex-A78 + 4x 1.80GHz Cortex-A55
GPU
Adreno 740	Mali-G710 MP7
RAM
8GB (LPDDR5X)	8GB
Internal storage
256GB (UFS 4.0)	128GB (UFS 3.1)
Storage expansion
not expandable	not expandable
OS
Android (14, 13), One UI	Android (15, 14, 13)

Battery

Capacity
5000 mAh	4385 mAh
Type
Li - Ion	Li - Polymer
Charging
Fast charging, Qi wireless charging, Reverse wireless charging	Fast charging, Qi wireless charging
Charge speed
Wired: 45.0W Wireless: 15.0W	Wired: 18.0W Wireless: 7.5W

PhoneArena Battery Tests

Battery Life Estimate

7h 17min

Browsing

18h 57min

Video

8h 54min

Gaming

10h 59min

Battery Life Estimate

6h 4min

Browsing

15h 27min

Video

9h 7min

Gaming

5h 27min

Learn more on our PhoneArena Battery Test Results page

Camera

Rear
Quad camera	Dual camera
Main camera
200 MP (OIS, PDAF) Aperture size: F1.7 Focal length: 24 mm Sensor size: 1/1.3" Pixel size: 0.6 μm	64 MP Aperture size: F1.9 Focal length: 26 mm Sensor size: 1/1.73" Pixel size: 0.8 μm
Second camera
12 MP (Ultra-wide) Aperture size: F2.2 Focal Length: 13 mm Sensor size: 1/2.55" Pixel size: 1.4 μm	13 MP (Ultra-wide) Aperture size: F2.2 Pixel size: 1.12 μm
Third camera
10 MP (Telephoto) Optical zoom: 10.0x Aperture size: F4.9 Focal Length: 230 mm Sensor size: 1/3.52" Pixel size: 1.12 μm
Fourth camera
10 MP (Telephoto, OIS) 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
7680x4320 (8K UHD) (30 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (960 fps) OIS, HDR	3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD)
Front
12 MP (PDAF), Video capture: 3840x2160 (4K UHD) (60 fps)	13 MP

PhoneArena Camera Tests

147

Overall

150

Photo

144

Video

133

Overall

140

Photo

127

Video

Learn more on our PhoneArena Camera Test Results page

Connectivity & Features

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

Multimedia

Headphones
No 3.5mm jack	No 3.5mm jack
Speakers
Earpiece, Multiple speakers	Earpiece, Loudspeaker
Screen mirroring
Wireless screen share	Wireless screen share
Additional microphone(s)
Noise cancellation	Noise cancellation

Cellular

5G
Bands n1, n7, n28, n41, n66, n71, n78, n258, n260, n261, SA, NSA, Sub-6, mmWave	Bands n1, n2, n3, n5, n7, n8, n12, n14, n20, n25, n28, n30, n38, n41, n48, n66, n71, n77, n78, n260, n261, 5G Ready
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), 29(700 d), 30(2300 WCS), 66(AWS-3), 71(600)	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), 17(700 b), 20(800 DD), 21(1500 Upper), 25(1900+), 28(700 APT), 32(1500 L-band), 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+)
3G
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)	Bands 1(2100), 2(1900), 3(1800), 5(850), 8(900)
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s	LTE-A, HSDPA+ (4G) 42.2 Mbit/s
SIM type
Dual Nano SIM + eSIM	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

Buyers information

MSRP
$ 1200 / € 1300	$ 499 / € 509
In The Box
USB-C cable, SIM Tray ejector, Paperwork	Phone, USB Type-C cable, SIM ejector tool, Papers

Availability

Officially announced
Feb 01, 2023	May 10, 2023

Alternative variants

With 12GB RAM

RAM	12GB

With 12GB RAM and 512GB internal storage

RAM	12GB
Internal storage	512GB
MSRP	$ 1450 / € 1589

With 12GB RAM and 1TB internal storage

RAM	12GB
Internal storage	1024GB
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(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 32(1500 L-band), 66(AWS-3)
4G (TDD)	Bands 38(2600), 39(1900+), 40(2300), 41(2600+)

Links

Full specifications
Samsung Galaxy S23 Ultra Specs	Google Pixel 7a Specs
PhoneArena Review
Samsung Galaxy S23 Ultra Review	Google Pixel 7a Review
User Reviews
Samsung Galaxy S23 Ultra User Reviews