Asus ZenFone Max Pro (M2) vs Samsung Galaxy S21 Specs Comparison

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

Display

Size:

6.3 inches

6.2 inches

Resolution:

2280 x 1080 pixels, 19:9 ratio, 400 PPI

2400 x 1080 pixels, 20:9 ratio, 424 PPI

Technology:

IPS LCD

Dynamic AMOLED

Refresh rate:

120Hz (adaptive)

Screen-to-body:

83.12 %

86.06 %

Colors:

16 777 216

Peak brightness:

450 cd/m2 (nit)

1300 cd/m2 (nit)

Features:

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

Hardware

System chip:

Qualcomm Snapdragon 660 SDM660 (14 nm)

Qualcomm Snapdragon 888 (5 nm)

Processor:

Octa-core, 2200 MHz, Kryo 260, 64-bit

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

GPU:

Adreno 512

Adreno 660

RAM:

6GB LPDDR4

8GB LPDDR5

Internal storage:

128GB

128GB (UFS 3.0), not expandable

Storage expansion:

microSDXC up to 2000 GB

Device type:

Smartphone

OS:

Android (9.0 Pie, 8.1 Oreo)

Android (13, 12, 11), Samsung One UI

Battery

Capacity:

5000 mAh

4000 mAh

Type:

Not user replaceable

Li - Polymer, Not user replaceable

Charging:

Qualcomm Quick Charge 2.0, USB Power Delivery, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging, Reverse wireless charging

Max charge speed:

Wired: 25.0W; Wireless: 15.0W

Camera

Rear:

Dual camera

Triple camera

Main camera:

12 MP (PDAF)

12 MP (OIS, PDAF)

Specifications:

F1.8; 27 mm; 1/2.9"; 1.25 μm

F1.8; 26 mm; 1/1.76"; 1.8 μm

Second camera:

5 MP (Depth information)

64 MP (Telephoto, OIS, PDAF)

Specifications:

Aperture size: F2.4; Pixel size: 1.12 μm

Aperture size: F2.0; Focal Length: 29 mm; Sensor size: 1/1.7"; Pixel size: 0.8 μm

Third camera:

12 MP (Ultra-wide, Autofocus)

Specifications:

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

Flash:

LED

Video recording:

3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (30 fps), 1280x720 (HD) (30 fps)

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

Features:

Picture-taking during video recording, EIS, Video calling, Video sharing

OIS, HDR, Hyperlapse, Continuous autofocus, Video light, EIS

Front:

13 MP (Flash)

10 MP (PDAF, HDR)

Video capture:

1920x1080 (Full HD)

3840x2160 (4K UHD) (60 fps)

Design

Dimensions:

6.22 x 2.97 x 0.33 inches (157.9 x 75.5 x 8.5 mm )

5.97 x 2.80 x 0.31 inches (151.7 x 71.2 x 7.9 mm)

Weight:

6.17 oz (175.0 g)

6.03 oz (171.0 g)

Materials:

Back: Plastic; Frame: Aluminum

Resistance:

Water, Dust; IP68

Biometrics:

2D Face unlock, Fingerprint (touch)

2D Face unlock, Ultrasonic in-screen fingerprint

Keys:

Right: Volume control, Lock/Unlock key

Colors:

Gray, Blue

Phantom pink, Violet, Gray, White

Cellular

5G:

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), 17(700 b), 18(800 Lower), 19(800 Upper), 28(700 APT)

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), 41(2600+)

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

3G:

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

Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)

Data Speed:

LTE-A Cat 12/13 (600/150 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

VoLTE:

Yes

Multimedia

Headphones:

3.5mm jack

No 3.5mm jack

Speakers:

Earpiece, Loudspeaker

Earpiece, Multiple speakers

Features:

Album art cover, Background playback

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

Screen mirroring:

Wireless screen share

Radio:

FM, Stereo, RDS

Additional microphone(s):

for Noise cancellation

for Noise cancellation, Video recording

Connectivity & Features

Bluetooth:

5.0

Wi-Fi:

802.11 b, g, n; Hotspot, Wi-Fi Direct

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

USB:

microUSB, USB 2.0

Type-C (reversible), USB 3.2

Features:

Mass storage device, Charging

Charging, Headphones port, OTG, Video out

Location:

GPS, A-GPS, Glonass, Galileo, BeiDou

GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning

Sensors:

Accelerometer, Gyroscope, Compass

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

Other:

UMA (Wi-Fi Calling), VoIP, Tethering, Computer sync, OTA sync

NFC, ANT+

Hearing aid compatible:

M3, T3

Phone features

Notifications:

Haptic feedback, Music ringtones, Vibration

Other features:

Voice dialing, Voice commands, Voice recording

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

Buyers information

Price:

$ 800

In The Box:

Micro-USB cable, Ejector pin (SIM tray needle), USB power adapter, Documentation (user guide, warranty card), Clear soft bumper

C to C Data Cable, Ejection Pin

Availability

Officially announced:

Dec 11, 2018

Jan 14, 2021

Latest News

Google says trigger-happy "Circle to Search" will be improved and Search and Lens results merged

Even longtime T-Mobile customers will have to put up with slow internet speed policy

Hot new rumor suggests the OnePlus Pad 2 will be a true flagship with A LOT of raw power

iOS 18 AI features coming with ironclad privacy as Apple develops in-house Ajax LLM

T-Mobile customers need to hurry and claim their latest cool freebie today

Android 15 to bring new animations and UI tweaks to the Pixel launcher