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Samsung Galaxy S21 Ultra vs Apple iPhone 15 Pro Max 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.

Comparison mode:
Specs Size
Differences only
9.1
Samsung Galaxy S21 Ultra
7.6
Apple iPhone 15 Pro Max
Samsung Galaxy S21 Ultra Apple iPhone 15 Pro Max
Released · Jan 29, 2021
Released · Sep 22, 2023
6.8-inch · 3200 x 1440 px
6.7-inch · 2796 x 1290 px
108 MP Main · 40 MP Selfie
48 MP Main · 12 MP Selfie
12GB · 128GB
8GB · 256GB
5000 mAh
4422 mAh
Check prices Check prices

Display

Size
6.8-inch 6.7-inch
Resolution
3200 x 1440 px, 20:9 ratio, 516 PPI 2796 x 1290 px, 19.5:9 ratio, 460 PPI
Technology
Dynamic AMOLED OLED
Refresh rate
120Hz (adaptable) Variable 1-120Hz
Screen-to-body
89.33 % 89.75 %
Peak brightness
1500 cd/m2 (nit) 2000 cd/m2 (nit)
Features
HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor Super Retina XDR, HDR support, Oleophobic coating, Scratch-resistant glass (Ceramic Shield), Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 888 SM8350 (5 nm) A17 Pro (3 nm)
Processor
Octa-core, 1x 2.84GHz Kryo 680 + 3x 2.42GHz Kryo 680 + 4x 1.80GHz Kryo 680, 64-bit Hexa-core, 2x 3.78GHz + 4x 2.11GHz
GPU
Adreno 660 Apple GPU 6-core
RAM
12GB (LPDDR5) 8GB (LPDDR5)
Internal storage
128GB (UFS 3.1), not expandable 256GB, not expandable
OS
Android (14, 13, 12, 11), One UI iOS (18.x, 17.x)
Device type
Smartphone Smartphone

Battery

Capacity
5000 mAh 4422 mAh
Type
Li - Polymer, Not user replaceable Li - Ion, Not user replaceable
Charging
Qualcomm Quick Charge 2.0, USB Power Delivery, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging, Reverse wireless charging Fast charging, Qi2 wireless charging, MagSafe wireless charging
Max charge speed
Wired: 25.0W
Wireless: 15.0W 		Wired: 25.0W
Wireless: 15.0W
PhoneArena Battery Tests
Battery Life Estimate
6h 15min
Browsing
14h 43min
Video
8h 52min
Gaming
8h 40min
Battery Life Estimate
7h 26min
Browsing
19h 20min
Video
9h 45min
Gaming
9h 36min
Find out more details about battery and charging for all phones we have tested on our PhoneArena Battery Score page.

Camera

Rear
Quad camera Triple camera
Main camera
108 MP (OIS, Laser and PDAF)
Specifications:
Aperture size: F1.8
Focal length: 24 mm
Sensor size: 1/1.33"
Pixel size: 0.8 μm 		48 MP (Sensor-shift OIS, PDAF)
Specifications:
Aperture size: F1.8
Focal length: 24 mm
Sensor size: 1/1.28"
Pixel size: 2.44 μm
Second camera
10 MP (Telephoto, 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 		12 MP (Telephoto, Sensor-shift OIS, PDAF)
Specifications:
Optical zoom: 5.0x
Aperture size: F2.8
Focal Length: 120 mm
Sensor size: 1/3.06"
Pixel size: 1.12 μm
Third camera
10 MP (Telephoto, OIS, PDAF)
Specifications:
Optical zoom: 3.0x
Aperture size: F2.4
Focal Length: 70 mm
Sensor size: 1/3.2"
Pixel size: 1.22 μm 		12 MP (Ultra-wide)
Specifications:
Aperture size: F2.2
Focal Length: 13 mm
Pixel size: 1.4 μm
Fourth camera
12 MP (Ultra-wide, PDAF)
Specifications:
Aperture size: F2.2
Focal Length: 13 mm
Sensor size: 1/2.55"
Pixel size: 1.4 μm
Flash
LED Dual LED
Video recording
7680x4320 (8K UHD) (24 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)
Features:
OIS, HDR, Hyperlapse, Video light, EIS 		3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps)
Features:
OIS, HDR, 10-bit HDR, Dolby Vision HDR, ProRes, Cinematic mode
Front
40 MP (PDAF, HDR), Video capture: 3840x2160 (4K UHD) (60 fps) 12 MP (Time-of-Flight (ToF), Autofocus, HDR), Video capture: 3840x2160 (4K UHD) (60 fps)
PhoneArena Camera Tests
N/A
Overall
N/A
Photo
N/A
Video
154
Overall
157
Photo
152
Video
Find out more details about photo and video scores for all phones we have tested on our PhoneArena Camera Score page.

Design

Dimensions
6.50 x 2.98 x 0.35 inches
(165.1 x 75.6 x 8.9 mm)
thickness with camera 0.37 inches (9.4 mm) 		6.30 x 3.02 x 0.32 inches
(159.9 x 76.7 x 8.25 mm)
thickness with camera 0.48 inches (12.28 mm)
Weight
8.04 oz(229.0 g) 7.80 oz(221.0 g)
Materials
Back: Glass (Corning Gorilla Glass Victus)
Frame: Aluminum 		Back: Glass
Frame: Titanium
Resistance
Water, Dust; IP68 Water, Dust; IP68
Biometrics
2D Face unlock, Ultrasonic in-screen fingerprint 3D Face unlock
Keys
Right: Volume control, Lock/Unlock key Left: Volume control, Other; Right: Lock/Unlock key
Colors
Phantom black, Silver Black Titanium, White Titanium, Blue Titanium, Natural Titanium

Cellular

5G
Bands n2, n5, n12, n25, n41, n66, n71, n77, n260, n261, SA, NSA, Sub-6, mmWave Bands n1, n2, n3, n5, n7, n8, n12, n14, n20, n25, n28, n29, n30, n38, n40, n41, n48, n66, n70, n71, n77, n78, n79, n258, n260, n261, SA, NSA, mmWave
4G (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), 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), 17(700 b), 18(800 Lower), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 30(2300 WCS), 32(1500 L-band), 66(AWS-3), 71(600)
4G (TDD)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600) Bands 34(2000), 38(2600), 39(1900+), 40(2300), 41(2600+), 42(3500), 46, 48(3600)
3G
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900) Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Data Speed
LTE-A Pro Cat 20 (2000/150 Mbit/s) LTE-A, HSDPA+ (4G) 42.2 Mbit/s
SIM type
Nano SIM eSIM
HD Voice
Yes
VoLTE
Yes

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 Dolby Atmos
Screen mirroring
Wireless screen share Wireless screen share
Radio
FM, Stereo, RDS
Additional microphone(s)
Noise cancellation, Video recording Noise cancellation

Connectivity & Features

Bluetooth
5.1 5.3
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),Wi-Fi 6E
Wi-Fi Direct, Hotspot
USB
Type-C (reversible), USB 3.2, Features: Charging, Headphones port, OTG, Video out Type-C (reversible), USB 3.2, Features: Charging
Hearing aid compatible
M3/T3 M3/T4
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, Cell ID, Wi-Fi positioning, Emergency SOS via satellite (SMS sending/receiving)
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer Accelerometer, Gyroscope, Compass, Barometer
Other
NFC, ANT+ NFC, Ultra Wideband (UWB)

Regulatory Approval

FCC approval
Date approved: Dec 22, 2020
FCC ID value: A3LSMG998U 		Date approved: Sep 12, 2023
FCC ID value: BCG-E8439A
Measured SAR
Head: 0.77 W/kg
Body: 1.02 W/kg
Simultaneous Transmission: 1.59 W/kg
Wireless Router: 1.16 W/kg
Phablet: 3.15 W/kg 		Head: 0.95 W/kg
Body: 0.95 W/kg
Simultaneous Transmission: 0.95 W/kg

Buyers information

MSRP
$ 1200 / € 1399 $ 1199 / € 1449
In The Box
C to C Data Cable, Ejection Pin USB Type-C, Paperwork

Availability

Officially announced
Jan 14, 2021 Sep 12, 2023

Alternative variants

with 256GB storage
Internal storage 256GB
Colors Phantom black
MSRP $ 1250
With 512GB internal storage
Internal storage 512GB
MSRP $ 1399
with 512GB storage
RAM 16GB
Internal storage 512GB
Colors Phantom black
MSRP $ 1380
With 1TB internal storage
Internal storage 1024GB
MSRP $ 1599
for Europe
System chip Samsung Exynos 2100 (5 nm)
Processor Octa-core, 1x 2.91GHz Cortex-X1 + 3x 2.81GHz Cortex-A78 + 4x 2.2GHz Cortex-A55, 64-bit
GPU Mali G78 MP14
Weight 8.01 oz(227.0 g)
5G Bands SA, NSA, Sub-6
FCC approval Date approved: Dec 22, 2020
FCC ID value: A3LSMG998B
Measured SAR Head: 0.16 W/kg
Body: 0.72 W/kg
Simultaneous Transmission: 1.59 W/kg
Wireless Router: 1.34 W/kg
Phablet: 3.86 W/kg
International
5G Bands n1, n2, n3, n5, n7, n8, n12, n14, n20, n25, n28, n29, n30, n38, n40, n41, n48, n66, n70, n71, n75, n77, n78, n79, SA, NSA, Sub-6
4G (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), 21(1500 Upper), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 30(2300 WCS), 32(1500 L-band), 66(AWS-3), 71(600)
4G (TDD) Bands 34(2000), 38(2600), 39(1900+), 40(2300), 41(2600+), 42(3500), 46, 48(3600)
FCC OKs Cingular\'s purchase of AT&T Wireless