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Asus ZenFone 7 Pro vs Samsung Galaxy S21 Ultra vs Samsung Galaxy Z Fold 3

Compare phone and tablet specifications of up to three devices at once.

Comparison mode:

Display

Size:

6.7 inches
6.8 inches
7.6 inches

Resolution:

2400 x 1080 pixels, 20:9 ratio, 395 PPI
3200 x 1440 pixels, 20:9 ratio, 516 PPI
2208 x 1768 pixels, 22.5:18 ratio, 372 PPI

Technology:

AMOLED
Dynamic AMOLED
Super AMOLED

Refresh rate:

90Hz
120Hz (adaptable)
120Hz

Screen-to-body:

92.00 %
89.33 %
88.57 %

Peak brightness:

700 cd/m2 (nit)
1500 cd/m2 (nit)

Features:

HDR support, Scratch-resistant glass (Corning Gorilla Glass 6), Ambient light sensor, Proximity sensor
HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor
Folding inside the device, Ambient light sensor, Proximity sensor

Front cover display:

6.2 inches, 2268 x 832 pixels, Super AMOLED, 120Hz refresh rate, Scratch-resistant glass (Corning Gorilla Glass Victus)

Hardware

System chip:

Qualcomm Snapdragon 865+ SM8250-AB (7 nm)
Qualcomm Snapdragon 888 SM8350 (5 nm)
Qualcomm Snapdragon 888 SM8350 (5 nm)

Processor:

Octa-core, 3100 MHz, Kryo 585, 64-bit
Octa-core, 1x 2.84GHz Kryo 680 + 3x 2.42GHz Kryo 680 + 4x 1.80GHz Kryo 680, 64-bit
Octa-core, 1x 2.84GHz Kryo 680 + 3x 2.42GHz Kryo 680 + 4x 1.80GHz Kryo 680, 64-bit

GPU:

Adreno 650
Adreno 660
Adreno 660

RAM:

8GB LPDDR5
12GB LPDDR5
12GB

Internal storage:

256GB (UFS 3.1)
128GB (UFS 3.1), not expandable
256GB, not expandable

Storage expansion:

microSDXC up to 2000 GB

Device type:

Smartphone
Smartphone
Smartphone

OS:

Android (11, 10), Asus Zen UI
Android (12, 11), Samsung One UI
Android (11)

Battery

Capacity:

5000 mAh
5000 mAh
4400 mAh

Type:

Not user replaceable
Li - Polymer, Not user replaceable
Not user replaceable

Battery life test results:

Charging:

Qualcomm Quick Charge 4, USB Power Delivery
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

Max charge speed:

Wired: 30.0W
Wired: 25.0W; Wireless: 15.0W
Wired: 25.0W; Wireless: 11.0W

Camera

Rear:

Triple camera, Swivel
Quad camera
Triple camera

Main camera:

64 MP (Doubles as a front camera, OIS, PDAF)
108 MP (OIS, Laser and PDAF)
12 MP (Autofocus)

Specifications:

Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/1.7"; Pixel size: 0.8 μm
Aperture size: F1.8; Focal length: 24 mm; Sensor size: 1/1.33"; Pixel size: 0.8 μm
Aperture size: F2.2; Pixel size: 1.12 μm

Second camera:

8 MP (Telephoto, Doubles as a front camera, OIS, PDAF)
10 MP (Telephoto, OIS, PDAF)
12 MP (Telephoto, OIS)

Specifications:

Optical zoom: 3.0x; Aperture size: F2.4; Focal Length: 80 mm
Optical zoom: 3.0x; Aperture size: F2.4; Focal Length: 70 mm; Sensor size: 1/3.2"; Pixel size: 1.22 μm
Optical zoom: 2.0x; Aperture size: F2.4; Pixel size: 1.0 μm

Third camera:

12 MP (Ultra-wide, Doubles as a front camera, PDAF)
12 MP (Ultra-wide, PDAF)
12 MP (Ultra-wide, OIS)

Specifications:

Aperture size: F2.2; Focal Length: 17 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Aperture size: F2.2; Focal Length: 13 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Aperture size: F1.8; Pixel size: 1.8 μm

Fourth camera:

10 MP (Periscope, OIS, PDAF)

Specifications:

Optical zoom: 10.0x; Aperture size: F4.9; Focal Length: 240 mm; Sensor size: 1/3.2"; Pixel size: 1.22 μm

Video recording:

7680x4320 (8K UHD) (30 fps), 3840x2160 (4K UHD) (120 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (480 fps)
7680x4320 (8K UHD) (24 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)
Yes

Features:

Time-lapse video, Object tracking, Picture-taking during video recording, Video light, EIS
OIS, HDR, Hyperlapse, Video light, EIS

Front:

40 MP (PDAF, HDR)
4 MP (Under-screen)

Folded:

10 MP

Video capture:

3840x2160 (4K UHD) (60 fps)

Design

Dimensions:

6.50 x 3.04 x 0.38 inches (165.08 x 77.28 x 9.6 mm)
6.50 x 2.98 x 0.35 inches (165.1 x 75.6 x 8.9 mm)
6.23 x 5.04 x 0.25 inches (158.2 x 128.1 x 6.4 mm)

Folded:

(158.2 x 67.1 x 14.4 mm)

Weight:

8.11 oz (230.0 g)
8.04 oz (229.0 g)
9.56 oz (271.0 g)

Materials:

Back: Glass (Corning Gorilla Glass 3); Frame: Aluminum
Back: Glass (Corning Gorilla Glass Victus); Frame: Aluminum
Back: Glass; Frame: Aluminum

Resistance:

Water, Dust; IP68
Yes; IPX8

Biometrics:

2D Face unlock, Fingerprint (touch)
2D Face unlock, Ultrasonic in-screen fingerprint
Fingerprint (touch)

Keys:

Right: Volume control, Lock/Unlock key
Right: Volume control, Lock/Unlock key
Right: Volume control, Lock/Unlock key

Colors:

Aurora black, Pastel white
Phantom black, Silver
Phantom Black, Phantom Green, Phantom Silver

Cellular

5G:

n1, n2, n3, n5, n7, n8, n12, n20, n28, n38, n77, n78, SA, NSA
n2, n5, n12, n25, n41, n66, n71, n77, n260, n261, SA, NSA, Sub-6, mmWave
n2, n5, n25, n41, n66, n71, n260, SA, NSA, Sub-6, mmWave

LTE (FDD):

Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 26(850+), 28(700 APT), 29(700 d)
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)
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)

LTE (TDD):

Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)

UMTS:

Bands 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 6(800), 8(900)
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Bands 1(2100), 2(1900), 5(850), 8(900), 9(1700)

Data Speed:

LTE-A Pro Cat 19 (1600/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
LTE-A Pro Cat 20 (2000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s

Dual SIM:

Yes

SIM type:

Nano SIM
Nano SIM
Nano SIM

Multimedia

Headphones:

No 3.5mm jack
No 3.5mm jack
No 3.5mm jack

Speakers:

Earpiece, Multiple speakers
Earpiece, Multiple speakers
Earpiece, Multiple speakers

Features:

aptX
32-Bit DAC, Dolby Atmos, aptX, Dolby Digital, Dolby Digital Plus
Dolby Atmos, aptX, aptX-HD

Screen mirroring:

Wireless screen share
Wireless screen share
Wireless screen share

Radio:

FM, Stereo, RDS

Additional microphone(s):

for Noise cancellation, Video recording
for Noise cancellation, Video recording
for Noise cancellation

Connectivity & Features

Bluetooth:

5.1, EDR
5.1
5.2

Wi-Fi:

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 (Wi-Fi 6), dual-band; MIMO, Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, ax (Wi-Fi 6); Wi-Fi Direct, Hotspot

USB:

Type-C (reversible)
Type-C (reversible), USB 3.2
Type-C (reversible), USB 3.2

Features:

Charging, Headphones port
Charging, Headphones port, OTG, Video out
Charging, OTG

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, Cell ID, Wi-Fi positioning

Sensors:

Accelerometer, Gyroscope, Compass, Hall (for flip covers)
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer
Accelerometer, Gyroscope, Compass, Barometer

Other:

NFC
NFC, ANT+
NFC

Hearing aid compatible:

M3, T3

Regulatory Approval

FCC approval:

Date approved:

Dec 22, 2020
Jun 23, 2021

FCC ID value:

A3LSMG998U
A3LSMF926U

Measured SAR:

Head:

0.77 W/kg
0.73 W/kg

Body:

1.02 W/kg
0.86 W/kg

Simultaneous Transmission:

1.59 W/kg
1.22 W/kg

Wireless Router:

1.16 W/kg
0.79 W/kg

Phablet:

3.15 W/kg

Buyers information

Price:

$ 1200

In The Box:

Active case, Transparent case, USB-C to USB-C cable, USB power adapter (30.0 W), Ejector pin (SIM tray needle), Documentation (user guide, warranty card)
C to C Data Cable, Ejection Pin

Availability

Officially announced:

Aug 26, 2020
Jan 14, 2021
Aug 11, 2021
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