Google Pixel 4a vs Samsung Galaxy S23 Ultra 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
Google Pixel 4a
7.1
Samsung Galaxy S23 Ultra
Google Pixel 4a Samsung Galaxy S23 Ultra
Released · Aug 20, 2020
Released · Feb 17, 2023
5.8-inch · 2340x1080px
6.8-inch · 3088x1440px
Single camera
Quad camera
6GB · 128GB
8GB · 256GB
3140 mAh
5000 mAh
Check prices Check prices

Availability

Officially announced
Aug 03, 2020 Feb 01, 2023
Prices (MSRP)
$349 8GB/256GB - $1200 | €1300

Design

Dimensions
5.67 x 2.73 x 0.32 inches
144 x 69.4 x 8.2 mm
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)
Weight
5.04 oz / 143.0 g 8.25 oz / 234.0 g
Materials
Back: Plastic
Frame: Plastic
Back: Glass (Corning Gorilla Glass Victus 2)
Frame: Aluminum
Resistance
Water, Splash, Dust; IP68
Biometrics
Fingerprint (touch) 2D Face unlock, Ultrasonic in-screen fingerprint
Features
Stylus
Keys
Right: Volume control, Lock/Unlock key Right: Volume control, Lock/Unlock key
Colors
Just black Phantom Black, Cream, Green, Lavender

Display

Size
5.8-inch, 82.53% screen-to-body 6.8-inch, 89.87% screen-to-body
Type
OLED, 60Hz, HDR Dynamic AMOLED, 120Hz, HDR, 1750 nits
Resolution
2340x1080px, 19.5:9 ratio, 444 PPI 3088x1440px, 19.3:9 ratio, 501 PPI
Protection
Corning Gorilla Glass 3 Corning Gorilla Glass Victus 2
PhoneArena Display Test
Bright Max (20% APL)
Untested 1598 (Good)
Bright Min
2 (Good) 0.8 (Excellent)

Hardware

System chip
Snapdragon 730G SM7150-AA (8 nm) Snapdragon 8 Gen 2 SM8550 (4 nm)
Processor
Octa-core
2200 MHz
Kryo 470
Octa-core
1x3.36GHz Kryo Prime
4x2.8GHz Kryo Gold
3x2.0GHz Kryo Silve
GPU
Adreno 618 Adreno 740
Memory
6GB (LPDDR4)/128GB (UFS 2.1) 8GB (LPDDR5X)/256GB (UFS 4.0)
12GB/256GB
12GB/512GB
12GB/1024GB
Storage expansion
not expandable not expandable
OS
Android (12, 11, 10) Android (14, 13)
PhoneArena Performance Test
GeekBench 6 Single
Untested 1971
GeekBench 6 Multi
Untested 5115
3D Mark High
Untested 3828
3D Mark Low
Untested 1951

Battery

Type
3140 mAh, Li - Polymer 5000 mAh, Li - Ion
Charging
USB Power Delivery Fast charging
Qi wireless charging, Reverse wireless charging
Charge speed
Wired: 18.0W Wired: 45.0W
Wireless: 15.0W
PhoneArena Battery Tests
Battery Life Estimate
4h 15min
Browsing
9h 27min
Video
6h 48min
Gaming
4h 51min
Battery Life Estimate
7h 17min
Browsing
18h 57min
Video
8h 54min
Gaming
10h 59min

Camera

Rear
Single camera Quad camera
Main camera
12.2 MP (OIS, PDAF)
Aperture size: F1.7
Focal length: 27 mm
Sensor size: 1/2.55"
Pixel size: 1.4 μm
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
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
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
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
4K UHD (30 fps), 1080p (120 fps), 720p (240 fps)
EIS
8K UHD (30 fps), 4K UHD (60 fps), 1080p (960 fps)
OIS, HDR
Front
8 MP
Video capture: 1080p
12 MP (PDAF)
Video capture: 4K UHD (60 fps)
PhoneArena Camera Tests
N/A
Overall
N/A
Photo
N/A
Video
147
Overall
150
Photo
144
Video

Connectivity & Features

Bluetooth
5.1 5.3
WLAN
a,b,g,n,ac,dual-band
MIMO, Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac
a,b,g,n,ac,Wi-Fi 6,Wi-Fi 6E
Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, ax
USB
Type-C, USB 3.1 Type-C, USB 3.2
Sensors
Accelerometer, Gyroscope, Compass, Barometer, Ambient light sensor, Proximity sensor Accelerometer, Gyroscope, Compass, Barometer, Ambient light sensor, Proximity sensor
Hearing aid compatible
M3/T4 M3/T4
Location
GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Other
NFC NFC, Ultra Wideband (UWB)

Multimedia

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

Cellular

5G Bands
n1, n7, n28, n41, n66, n71, n78, n258, n260, n261, SA, NSA, Sub-6, mmWave
4G (FDD) Bands
1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 20, 25, 26, 28, 29, 30, 66, 71 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 66, 71
4G (TDD) Bands
38, 39, 40, 41 38, 39, 40, 41, 46, 48
3G Bands
1, 2, 4, 5, 8 1, 2, 4, 5, 8
Data Speed
LTE-A Cat 11 (600/75 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s LTE-A, HSDPA+ (4G) 42.2 Mbit/s
Dual SIM
Yes
SIM type
Nano SIM, eSIM Dual Nano SIM + eSIM

Regulatory Approval

FCC approval
Date approved: Jun 25, 2020
FCC ID value: A4RG025J
Date approved: Dec 08, 2023
FCC ID value: A3LSMS918U
Measured SAR
Head: 1.18 W/kg
Body: 1.19 W/kg
Simultaneous Transmission: 1.59 W/kg
Wireless Router: 1.00 W/kg
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 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
FCC OKs Cingular\'s purchase of AT&T Wireless