Samsung Galaxy S21 vs OnePlus 13 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.

8.5	7.5
Samsung Galaxy S21	OnePlus 13
Released · Jan 29, 2021	Released · Jan 07, 2025
6.2-inch · 2400x1080px	6.8-inch · 3168x1440px
Triple camera	Triple camera
8GB · 128GB	12GB · 256GB
4000 mAh	6000 mAh
Check prices	Check prices

Availability

Officially announced
Jan 14, 2021	Oct 31, 2024
Prices (MSRP)
$800	$900

Design

Dimensions
5.97 x 2.80 x 0.31 inches 151.7 x 71.2 x 7.9 mm	6.41 x 3.01 x 0.33 inches 162.9 x 76.5 x 8.5 mm
Weight
6.03 oz (171.0 g)	7.41 oz (210.0 g)
Materials
Back: Plastic Frame: Aluminum	Back: Glass Frame: Aluminum
Resistance
Water, Dust; IP68	Water, Dust; IP69
Biometrics
2D Face unlock, Ultrasonic in-screen fingerprint	Ultrasonic in-screen fingerprint
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Phantom pink, Violet, Gray, White	Black, Blue, White

Display

Size
6.2-inch, 86.06% screen-to-body	6.8-inch, 90.88% screen-to-body
Type
Dynamic AMOLED, 120Hz, HDR, 1300 nits	AMOLED, 120Hz, 4500 nits
Resolution
2400x1080px, 20:9 ratio, 424 PPI	3168x1440px, 20:9 ratio, 510 PPI
Protection
Corning Gorilla Glass Victus	Corning Gorilla Glass Victus 2

Hardware

System chip
Snapdragon 888 (5 nm)	Snapdragon 8 Elite SM8750-AB (3 nm)
Processor
Octa-core 1x2.84GHz Kryo 680 3x2.42GHz Kryo 680 4x1.80GHz Kryo 680	Octa-core 2x4.32GHz Oryon V2 PhoenixL 6x3.53GHz Oryon V2 PhoenixM
GPU
Adreno 660	Adreno 830
Memory
8GB (LPDDR5)/128GB (UFS 3.0) 8GB/256GB	12GB (LPDDR5X)/256GB (UFS 4.0) 12GB/512GB 16GB/512GB 24GB/1024GB
Storage expansion
not expandable	not expandable
OS
Android (13, 12, 11)	Android (15)

Battery

Type
4000 mAh, Li - Polymer	6000 mAh, Si - Carbon
Charging
Qualcomm Quick Charge 2.0, USB Power Delivery, Samsung Adaptive Fast Charging Qi and Powermat wireless charging, Reverse wireless charging	Fast charging Qi wireless charging, Reverse wireless charging
Charge speed
Wired: 25.0W Wireless: 15.0W	Wired: 100.0W Wireless: 50.0W

Battery Life Estimate

4h 28min

Browsing

7h 47min

Video

7h 36min

Gaming

7h 9min

Battery Life Estimate

7h 30min

Browsing

21h 34min

Video

9h 12min

Gaming

8h 12min

Camera

Rear
Triple camera	Triple camera
Main camera
12 MP (OIS, PDAF) Aperture size: F1.8 Focal length: 26 mm Sensor size: 1/1.76" Pixel size: 1.8 μm	50 MP (OIS, PDAF) Aperture size: F1.6 Focal length: 23 mm Sensor size: 1/1.43" Pixel size: 1.12 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	50 MP (Ultra-wide) Aperture size: F2.0 Focal Length: 15 mm
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	50 MP (Telephoto, Periscope, OIS, PDAF) Optical zoom: 3.0x Aperture size: F2.6 Focal Length: 73 mm
Flash
LED	LED
Video recording
8K UHD (24 fps), 4K UHD (60 fps), 1080p (240 fps), 720p (960 fps) OIS, HDR, Hyperlapse, Continuous autofocus, Video light, EIS	8K UHD (30 fps), 4K UHD (60 fps), 1080p (240 fps)
Front
10 MP (PDAF, HDR) Video capture: 4K UHD (60 fps)	32 MP Video capture: 4K UHD (30 fps)

N/A

Overall

N/A

Photo

N/A

Video

145

Overall

149

Photo

141

Video

Connectivity & Features

Bluetooth
5.0	5.4
WLAN
a,b,g,n,ac,Wi-Fi 6,dual-band MIMO, Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac, ax	a,b,g,n,ac,Wi-Fi 6,Wi-Fi 7 Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac, ax
USB
Type-C, USB 3.2	Type-C, USB 3.2
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer, Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor
Hearing aid compatible
M3/T3
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
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
Additional microphone(s)
	Noise cancellation

Cellular

5G Bands
n2, n5, n12, n25, n41, n66, n71, n77, n260, n261, SA, NSA, Sub-6, mmWave	n1, n2, n3, n5, n7, n8, n12, n20, n25, n28, n30, n38, n40, n41, n48, n66, n71, n75, n77, n78
4G (FDD) Bands
1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 66, 71	1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 30, 32, 71
4G (TDD) Bands
38, 39, 40, 41, 46, 48	38, 39, 40
3G Bands
1, 2, 4, 5, 8
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS	LTE-A, HSDPA+ (4G) 42.2 Mbit/s
SIM type
Nano SIM	eSIM, Dual Nano SIM

Regulatory Approval

FCC approval
Date approved: Dec 08, 2020 FCC ID value: A3LSMG991U
Measured SAR
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

Alternative variants

with 256GB storage


Memory	256GB

With 512GB internal storage


Memory	512GB

for Europe


System chip	Samsung Exynos 2100 (5 nm)
Processor	Octa-core 2900 MHz 1x2.91GHz Cortex-X1 3x2.81GHz Cortex-A78 4x2.2GHz 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

With 16GB RAM and 512GB internal storage


Memory	16GB/512GB

With 24GB RAM and 1TB internal storage


Memory	24GB/1024GB

Links

Full specifications
Samsung Galaxy S21 Specs	OnePlus 13 Specs
PhoneArena Review
Samsung Galaxy S21 Review	OnePlus 13 Review
User Reviews
Samsung Galaxy S21 User Reviews