Google Pixel 4a vs Samsung Galaxy S21 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.
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Google Pixel 4a | Samsung Galaxy S21 |
Released
·
Aug 20, 2020
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Released
·
Jan 29, 2021
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5.8-inch · 2340x1080px
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6.2-inch · 2400x1080px
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Single camera
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Triple camera
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6GB · 128GB
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8GB · 128GB
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3140 mAh
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4000 mAh
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Check prices | Check prices |
Design
Dimensions | |
---|---|
5.67 x 2.73 x 0.32 inches 144 x 69.4 x 8.2 mm |
5.97 x 2.80 x 0.31 inches 151.7 x 71.2 x 7.9 mm |
Weight | |
5.04 oz (143.0 g) | 6.03 oz (171.0 g) |
Materials | |
Back: Plastic Frame: Plastic |
Back: Plastic Frame: Aluminum |
Resistance | |
Water, Dust; IP68 | |
Biometrics | |
Fingerprint (touch) | 2D Face unlock, Ultrasonic in-screen fingerprint |
Keys | |
Right: Volume control, Lock/Unlock key | Right: Volume control, Lock/Unlock key |
Colors | |
Just black | Phantom pink, Violet, Gray, White |
Display
Size | |
---|---|
5.8-inch | 6.2-inch |
Resolution | |
2340x1080px, 19.5:9 ratio, 444 PPI | 2400x1080px, 20:9 ratio, 424 PPI |
Technology | |
OLED | Dynamic AMOLED |
Refresh rate | |
60Hz | 120Hz (adaptive) |
Screen-to-body | |
82.53 % | 86.06 % |
Peak brightness | |
1300 cd/m2 (nit) | |
Features | |
HDR support, Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor | HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor |
Hardware
System chip | |
---|---|
Qualcomm Snapdragon 730G SM7150-AA (8 nm) | Qualcomm Snapdragon 888 (5 nm) |
Processor | |
Octa-core 2200 MHz Kryo 470 |
Octa-core 1x 2.84GHz Kryo 680 + 3x 2.42GHz Kryo 680 + 4x 1.80GHz Kryo 680 |
GPU | |
Adreno 618 | Adreno 660 |
RAM | |
6GB (LPDDR4) | 8GB (LPDDR5) |
Internal storage | |
128GB (UFS 2.1) | 128GB (UFS 3.0) |
Storage expansion | |
not expandable | not expandable |
OS | |
Android (12, 11, 10) | Android (13, 12, 11), Samsung One UI |
Battery
Capacity | |
---|---|
3140 mAh | 4000 mAh |
Type | |
Li - Polymer | Li - Polymer |
Charging | |
USB Power Delivery | Qualcomm Quick Charge 2.0, USB Power Delivery, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging, Reverse wireless charging |
Charge speed | |
Wired: 18.0W | Wired: 25.0W Wireless: 15.0W |
Battery Life Estimate
4h 15min
Browsing
9h 27min
Video
6h 48min
Gaming
4h 51min
Battery Life Estimate
4h 28min
Browsing
7h 47min
Video
7h 36min
Gaming
7h 9min
Camera
Rear | |
---|---|
Single camera | Triple 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 |
12 MP (OIS, PDAF) Aperture size: F1.8 Focal length: 26 mm Sensor size: 1/1.76" Pixel size: 1.8 μm |
Second camera | |
12 MP (Ultra-wide, Autofocus) Aperture size: F2.2 Focal Length: 13 mm Sensor size: 1/2.55" Pixel size: 1.4 μm |
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Third camera | |
64 MP (Telephoto, OIS, PDAF) Aperture size: F2.0 Focal Length: 29 mm Sensor size: 1/1.7" Pixel size: 0.8 μm |
|
Flash | |
LED | LED |
Video recording | |
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps) EIS | 7680x4320 (8K UHD) (24 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps) OIS, HDR, Hyperlapse, Continuous autofocus, Video light, EIS |
Front | |
8 MP, Video capture: 1920x1080 (Full HD) | 10 MP (PDAF, HDR), Video capture: 3840x2160 (4K UHD) (60 fps) |
Connectivity & Features
Bluetooth | |
---|---|
5.1 | 5.0 |
WLAN | |
802.11 a,b,g,n,ac,dual-band MIMO, Wi-Fi Direct, Hotspot | 802.11 a,b,g,n,ac,ax(Wi-Fi 6),dual-band MIMO, Wi-Fi Direct, Hotspot |
USB | |
Type-C, USB 3.1 | Type-C, USB 3.2 |
Hearing aid compatible | |
M3/T4 | M3/T3 |
Location | |
GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning | GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning |
Sensors | |
Accelerometer, Gyroscope, Compass, Barometer | Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer |
Other | |
NFC | NFC, ANT+ |
Multimedia
Headphones | |
---|---|
3.5mm jack | No 3.5mm jack |
Speakers | |
Earpiece, Multiple speakers | Earpiece, Multiple speakers |
Features | |
aptX, aptX-HD | 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 | Noise cancellation, Video recording |
Cellular
5G | |
---|---|
Bands 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), 17(700 b), 18(800 Lower), 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), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 30(2300 WCS), 66(AWS-3), 71(600) |
4G (TDD) | |
Bands 38(2600), 39(1900+), 40(2300), 41(2600+) | Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600) |
3G | |
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900) | Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900) |
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, HSUPA 5.76 Mbit/s, UMTS |
Dual SIM | |
Yes | |
SIM type | |
Nano SIM, eSIM | Nano SIM |
Regulatory Approval
FCC approval | |
---|---|
Date approved: Jun 25, 2020 FCC ID value: A4RG025J | Date approved: Dec 08, 2020 FCC ID value: A3LSMG991U |
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: 0.36 W/kg Body: 1.08 W/kg Simultaneous Transmission: 3.96 W/kg Wireless Router: 1.09 W/kg Phablet: 2.49 W/kg |
Buyers information
MSRP | |
---|---|
$ 349 | $ 800 |
In The Box | |
18W USB-C power adapter, 1 m USB-C to USB-C cable (USB 2.0), Quick Start Guide, Quick Switch Adapter, SIM tool | C to C Data Cable, Ejection Pin |
Availability
Officially announced | |
---|---|
Aug 03, 2020 | Jan 14, 2021 |
Alternative variants
with 256GB storage
Internal storage | 256GB |
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for Europe
System chip | Samsung Exynos 2100 (5 nm) |
---|---|
Processor |
Octa-core 2900 MHz 1x 2.91GHz Cortex-X1 + 3x 2.81GHz Cortex-A78 + 4x 2.2GHz Cortex-A55 |
GPU | Mali G78 MP14 |
Weight | 5.96 oz (169.0 g) |
5G | Bands SA, NSA, Sub-6 |
FCC approval |
Date approved: Dec 18, 2020 FCC ID value: A3LSMG991B |
Measured SAR |
Head: 0.42 W/kg Body: 0.94 W/kg Simultaneous Transmission: 3.96 W/kg Wireless Router: 1.34 W/kg Phablet: 2.37 W/kg |
Links
Full specifications | |
---|---|
Google Pixel 4a Specs | Samsung Galaxy S21 Specs |
PhoneArena Review | |
Google Pixel 4a Review | Samsung Galaxy S21 Review |
User Reviews | |
Google Pixel 4a User Reviews | Samsung Galaxy S21 User Reviews |