Apple iPhone 12 Pro Max vs Samsung Galaxy A21 vs Samsung Galaxy S21

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

Display

Size:

6.7 inches
6.5 inches
6.2 inches

Resolution:

2778 x 1284 pixels, 19.5:9 ratio, 458 PPI
1600 x 720 pixels, 20:9 ratio, 270 PPI
2400 x 1080 pixels, 20:9 ratio, 424 PPI

Technology:

OLED
IPS LCD
Dynamic AMOLED

Screen-to-body:

87.45 %
79.20 %
86.06 %

Peak brightness:

1200 cd/m2 (nit)
1300 cd/m2 (nit)

Features:

60Hz refresh rate, HDR support, Oleophobic coating, Scratch-resistant glass (Ceramic Shield), Ambient light sensor, Proximity sensor
60Hz refresh rate, Ambient light sensor, Proximity sensor
120Hz refresh rate (adaptive), HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor

Hardware

System chip:

Apple A14 Bionic
Mediatek Helio P35
Qualcomm Snapdragon 888

Processor:

Hexa-core, 3100 MHz, 64-bit, 5 nm
Octa-core, 2300 MHz, Arm Cortex-A53, 64-bit, 12 nm
Octa-core, 2840 MHz, Kryo 680, 64-bit, 5 nm

GPU:

Yes
PowerVR GE8320
Adreno 660

RAM:

6GB LPDDR5
3GB LPDDR4
8GB LPDDR5

Internal storage:

128GB (NVMe), not expandable
32GB (eMMC 5.1), available to use: 19.8 GB
128GB (UFS 3.0), not expandable

Storage expansion:

microSDXC up to 512 GB

Device type:

Smartphone
Smartphone
Smartphone

OS:

iOS (14.x)
Android (10), Samsung One UI
Android (11), Samsung One UI

Battery

Capacity:

3687 mAh
4000 mAh
4000 mAh

Type:

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

Charging:

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

Max charge speed:

Wireless: 15.0W
Wired: 15.0W
Wired: 25.0W; Wireless: 15.0W

Camera

Rear:

Triple camera
Quad camera
Triple camera

Main camera:

12 MP (OIS, PDAF)
16 MP (PDAF)
12 MP (OIS, PDAF)

Specifications:

Aperture size: F1.6; Focal length: 26 mm; Pixel size: 1.7 μm
Aperture size: F1.8; Sensor size: 1/3.06"; Pixel size: 1 μm
Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/1.76"; Pixel size: 1.8 μm

Second camera:

12 MP (Telephoto, OIS, PDAF)
8 MP (Ultra-wide)
64 MP (Telephoto, OIS, PDAF)

Specifications:

Optical zoom: 2.5x; Aperture size: F2.2; Focal Length: 65 mm
Aperture size: F2.2; Sensor size: 1/4"; 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)
2 MP (Macro)
12 MP (Ultra-wide, Autofocus)

Specifications:

Aperture size: F2.4; Focal Length: 13 mm
Aperture size: F2.4
Aperture size: F2.2; Focal Length: 13 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm

Fourth camera:

2 MP (Depth information)

Specifications:

Aperture size: F2.4

Video recording:

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

Features:

OIS, HDR, Time-lapse video, Continuous autofocus, Picture-taking during video recording, Video light
OIS, HDR, Hyperlapse, Continuous autofocus, Video light, EIS

Front:

12 MP (Time-of-Flight (ToF), EIS, HDR, Slow-motion videos)
13 MP
10 MP (PDAF, HDR)

Video capture:

3840x2160 (4K UHD) (60 fps)
1920x1080 (Full HD)
3840x2160 (4K UHD) (60 fps)

Design

Dimensions:

6.33 x 3.07 x 0.29 inches (160.84 x 78.09 x 7.39 mm)
6.61 x 3.02 x 0.32 inches (167.8 x 76.7 x 8.1 mm)
5.97 x 2.80 x 0.31 inches (151.7 x 71.2 x 7.9 mm)

Weight:

8.03 oz (228.0 g)
6.81 oz (193.0 g)
6.03 oz (171.0 g)

Materials:

Back: Glass; Frame: Stainless steel
Back: Plastic; Frame: Plastic
Back: Plastic; Frame: Aluminum

Materials & Colors:

Pacific blue, Gold, Silver, Graphite

Resistance:

Water, Splash, Dust; IP68
Water, Dust; IP68

Biometrics:

3D Face unlock
Fingerprint (touch)
2D Face unlock, Ultrasonic in-screen fingerprint

Keys:

Left: Volume control, Other; Right: Lock/Unlock key
Right: Volume control, Lock/Unlock key
Right: Volume control, Lock/Unlock key

Colors:

Black
Phantom pink, Violet, Gray, White

Cellular

5G:

n1, n2, n3, n5, n7, n8, n12, n20, n25, n28, n38, n40, n41, n66, n71, n77, n78, n79, n260, n261, Sub-6, mmWave
n2, n5, n12, n25, n41, n66, n71, n77, n260, n261, 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), 13(700 c), 14(700 PS), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 30(2300 WCS), 32(1500 L-band), 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), 17(700 b), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 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 34(2000), 38(2600), 39(1900+), 40(2300), 41(2600+), 42(3500), 46, 48(3600)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)

UMTS:

Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Bands 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, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
LTE-A Cat 6 (300/50 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
Nano SIM

HD Voice:

Yes
Yes

VoLTE:

Yes

Multimedia

Headphones:

No 3.5mm jack
3.5mm jack
No 3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Loudspeaker
Earpiece, Multiple speakers

Features:

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

Screen mirroring:

Wireless screen share
Wireless screen share
Wireless screen share

Radio:

FM
FM, Stereo, RDS

Additional microphone(s):

for Noise cancellation
for Noise cancellation, Video recording

Connectivity & Features

Bluetooth:

5.0
5.0
5.0

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

USB:

Lightning
Type-C (reversible), USB 2.0
Type-C (reversible), USB 3.2

Features:

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

Location:

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

Sensors:

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

Other:

NFC, UMA (Wi-Fi Calling)
NFC
NFC, ANT+

Hearing aid compatible:

M3, T4
M4, T3
M3, T3

Regulatory Approval

FCC approval:

Date approved:

Apr 17, 2020
Dec 08, 2020

FCC ID value:

ZCASMA215U link
A3LSMG991U link

Measured SAR:

Head:

0.42 W/kg
0.36 W/kg

Body:

1.27 W/kg
1.08 W/kg

Simultaneous Transmission:

1.27 W/kg
3.96 W/kg

Wireless Router:

1.27 W/kg
1.09 W/kg

Phablet:

2.49 W/kg

Buyers information

Price:

$ 1100
$ 250
$ 800

In The Box:

USB‑C to Lightning Cable, Documentation
This is the official Samsu​ng Galaxy A21 User Guide in English provided from the manufacturer.
C to C Data Cable, Ejection Pin

Availability

Officially announced:

Oct 13, 2020
Apr 08, 2020
Jan 14, 2021
FCC OKs Cingular\'s purchase of AT&T Wireless