vivo iQOO Z6 Pro vs Samsung Galaxy S26 vs Samsung Galaxy S21 Specs Comparison

Availability

Officially announced
Apr 27, 2022	Feb 25, 2026	Jan 14, 2021
Prices (MSRP)
	12GB/256GB - $899 12GB/512GB - $1300	$800

Design

Dimensions
6.29 x 2.90 x 0.33 inches 159.7 x 73.6 x 8.5 mm (~9 mm with camera bump)	5.89 x 2.82 x 0.28 inches (~0.39 inches with camera bump) 149.6 x 71.7 x 7.2 mm (~10 mm with camera bump)	5.97 x 2.80 x 0.31 inches 151.7 x 71.2 x 7.9 mm
Weight
6.35 oz / 180.0 g	5.89 oz / 167.0 g	6.03 oz / 171.0 g Europe version - 169 g
Materials
Back: Plastic Frame: Plastic	Back: Glass (Corning Gorilla Glass Victus 2) Frame: Aluminum	Back: Plastic Frame: Aluminum
Resistance
	Water, Dust; IP68	Water, Dust; IP68
Biometrics
Optical in-screen fingerprint	Ultrasonic in-screen fingerprint	2D Face unlock, Ultrasonic in-screen fingerprint
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Phantom Dusk, Legion Sky	Cobalt Violet, Sky Blue, Black, White, Silver Shadow, Pink Gold	Phantom pink, Violet, Gray, White

Display

Size
6.4-inch, 10.19% screen-to-body	6.3-inch, 91.24% screen-to-body	6.2-inch, 86.06% screen-to-body
Type
AMOLED, 90Hz, 1300 nits	Dynamic AMOLED, 120Hz, HDR, 3000 nits	Dynamic AMOLED, 120Hz, HDR, 1300 nits
Resolution
2404x108px, 20:9 ratio, 374 PPI	2340x1080px, 19.5:9 ratio, 409 PPI	2400x1080px, 20:9 ratio, 424 PPI
Protection
	Corning Gorilla Glass Victus 2	Corning Gorilla Glass Victus

PhoneArena Display Test

Bright Max (20% APL)
Untested	2425 (Excellent)	Untested
Bright Min
Untested	0.8 (Excellent)	1.2 (Good)

Learn more on our PhoneArena Display Test Results page.

Hardware

System chip
Snapdragon 778G 5G SM7325 (6 nm)	Snapdragon 8 Elite Gen 5 for Galaxy SM8850-1-AD (3 nm) International version - Exynos 2600	Snapdragon 888 (5 nm) Europe version - Exynos 2100 S5E9840
Processor
Octa-core 2400 MHz	Octa-core 2x4.6GHz Oryon V3 Phoenix L 6x3.62GHz Oryon V3 Phoenix M	Octa-core 1x2.84GHz Kryo 680 3x2.42GHz Kryo 680 4x1.80GHz Kryo 680 Europe version - Octa-core, 1x2.91GHz Cortex-X1, 3x2.81G​Hz Cortex-A78, 4x2.2G​Hz Cortex-A55
GPU
Adreno 642L	Adreno 840	Adreno 660 Europe version - Mali-G78 MP14
Memory
6GB/128GB 8GB/128GB 12GB/256GB	12GB (LPDDR5X)/256GB (UFS 4.0) 12GB/512GB	8GB (LPDDR5)/128GB (UFS 3.0) 8GB/256GB
Storage expansion
not expandable	not expandable	not expandable
OS
Android (12)	Android (16), up to 7 OS updates	Android (13, 12, 11)

PhoneArena Performance Test

GeekBench 6 Single
Untested	3186	Untested
GeekBench 6 Multi
Untested	10944	Untested
3D Mark High
Untested	6607	Untested
3D Mark Low
Untested	3064	Untested

Learn more on our PhoneArena Performance Test Results page.

Battery

Type
4700 mAh	4300 mAh, Li - Ion	4000 mAh, Li - Polymer
Charging
Fast charging	Fast charging Qi2 wireless charging, Reverse wireless charging	Qualcomm Quick Charge 2.0, USB Power Delivery, Samsung Adaptive Fast Charging Qi and Powermat wireless charging, Reverse wireless charging
Charge speed
Wired: 66.0W	Wired: 25.0W Wireless: 15.0W	Wired: 25.0W Wireless: 15.0W

PhoneArena Battery Tests

Battery Life Estimate

Untested

Browsing

Untested

Video

Untested

Gaming

Untested

Battery Life Estimate

6h 37min

Browsing

15h 48min

Video

8h 54min

Gaming

10h 6min

Battery Life Estimate

4h 28min

Browsing

7h 47min

Video

7h 36min

Gaming

7h 9min

Learn more on our PhoneArena Battery Test Results page

Camera

Rear
Triple camera	Triple camera	Triple camera
Main camera
64 MP (PDAF) Aperture size: F1.8 Focal length: 26 mm	50 MP (OIS, PDAF) Sensor name: Samsung GN3 Aperture size: F1.8 Focal length: 24 mm Sensor size: 1/1.56" Pixel size: 1.0 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
8 MP (Ultra-wide) Aperture size: F2.2	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	12 MP (Ultra-wide, Autofocus) Aperture size: F2.2 Focal Length: 13 mm Sensor size: 1/2.55" Pixel size: 1.4 μm
Third camera
2 MP (Macro) Aperture size: F2.4	10 MP (Telephoto, OIS, PDAF) Sensor name: Samsung S5K3K1 Optical zoom: 3.0x Aperture size: F2.4 Focal Length: 67 mm Sensor size: 1/3.94" Pixel size: 1 μm	64 MP (Telephoto, OIS, PDAF) Aperture size: F2.0 Focal Length: 29 mm Sensor size: 1/1.7" Pixel size: 0.8 μm
Flash
Dual LED	LED	LED
Video recording
Yes	8K UHD (30 fps), 4K UHD (60 fps), 1080p (240 fps) HDR, Continuous autofocus, Picture-taking during video recording	8K UHD (24 fps), 4K UHD (60 fps), 1080p (240 fps), 720p (960 fps) OIS, HDR, Hyperlapse, Continuous autofocus, Video light, EIS
Front
	12 MP (HDR) Video capture: 4K UHD (60 fps)	10 MP (PDAF, HDR) Video capture: 4K UHD (60 fps)

PhoneArena Camera Tests

N/A

Overall

N/A

Photo

N/A

Video

149

Overall

155

Photo

143

Video

N/A

Overall

N/A

Photo

N/A

Video

Learn more on our PhoneArena Camera Test Results page

Connectivity & Features

Bluetooth
5.2	6.0	5.0
WLAN
Wi-Fi 6 Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac, ax	Wi-Fi 6,Wi-Fi 6E,Wi-Fi 7 Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac, ax	Wi-Fi 6,dual-band MIMO, Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac, ax
USB
Type-C, USB 2.0	Type-C, USB 3.2	Type-C, USB 3.2
Sensors
Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Barometer, Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer, Ambient light sensor, Proximity sensor
Hearing aid compatible
	M3/T4	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	GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Other
	NFC, Ultra Wideband (UWB)	NFC, ANT+

Multimedia

Headphones
No 3.5mm jack	No 3.5mm jack	No 3.5mm jack
Speakers
Earpiece, Loudspeaker	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
n1, n3, n5, n8, n41, n77, n78, SA, NSA	n1, n2, n5, n7, n25, n28, n41, n66, n71, n258, n260, n261, SA, NSA, Sub-6, mmWave	n2, n5, n12, n25, n41, n66, n71, n77, n260, n261, SA, NSA, Sub-6, mmWave
LTE Bands
1, 3, 5, 8	1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 19, 20, 25, 28, 30, 71	1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 66, 71
TDD Bands
38, 40, 41	38, 39, 40, 41	38, 39, 40, 41, 46, 48
3G Bands
1, 5, 8	1, 2, 4, 5, 8	1, 2, 4, 5, 8
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s	LTE-A Pro Cat 20 (2000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s	LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
SIM type
Dual Nano SIM	Nano SIM, eSIM	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

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