Microsoft Surface Duo vs Apple iPhone 13 Pro Max Specs Comparison

Availability

Officially announced
Aug 12, 2020	Sep 14, 2021
Prices (MSRP)
$1399	$1099 | €1150

Design

Dimensions
7.36 x 5.72 x 0.19 inches 186.9 x 145.2 x 4.8 mm	6.33 x 3.07 x 0.30 inches (~0.44 inches with camera bump) 160.8 x 78.1 x 7.65 mm (~11.25 mm with camera bump)
Folded
(145.2 x 93.3 x 9.9 mm)
Weight
8.82 oz / 250.0 g	8.47 oz / 240.0 g
Materials
Back: Glass (Corning Gorilla Glass 5)	Back: Glass Frame: Stainless steel
Resistance
	Water, Dust; IP68
Biometrics
Fingerprint (touch)	3D Face unlock
Keys
Right: Volume control, Lock/Unlock key	Left: Volume control, Other; Right: Lock/Unlock key
Colors
Glacier	Graphite, Gold, Silver, Sierra Blue

Display

Size
8.1-inch, 71.93% screen-to-body	6.7-inch, 87.97% screen-to-body
Type
AMOLED	OLED, Variable 10-120Hz, HDR, 1200 nits
Resolution
2700x1800px, 3:2 ratio, 401 PPI	2778x1284px, 19.5:9 ratio, 457 PPI
Protection
Corning Gorilla Glass 5	Ceramic Shield
Features
360° folding	Super Retina XDR, HDR support, Oleophobic coating, Scratch-resistant glass, Ambient light sensor, Proximity sensor
Front cover display
5.6 inches 1800 x1350 px AMOLED Scratch-resistant glass (Corning Gorilla Glass 5), Part of the main display
Rear cover display
5.6 inches 1350 x1800 px AMOLED Scratch-resistant glass (Corning Gorilla Glass 5), Part of the main display

PhoneArena Display Test

Bright Max (20% APL)
Untested	Untested
Bright Min
Untested	1.9 (Good)

Learn more on our PhoneArena Display Test Results page.

Hardware

System chip
Snapdragon 855 SM8150 (7 nm)	Apple A15 Bionic (5 nm)
Processor
Octa-core 2840 MHz Kryo 485	Hexa-core 2x3.23GHz Avalanche 4x1.82G​Hz Blizzard
GPU
Adreno 640	Apple GPU 5-core
Memory
6GB (LPDDR4)/128GB (UFS 3.0) 6GB/256GB	6GB (LPDDR4X)/128GB (NVMe) 6GB/256GB 6GB/512GB 6GB/1024GB
Storage expansion
not expandable	not expandable
OS
Android (10)	iOS (18.x, 17.x, 16.x, 15.x)

PhoneArena Performance Test

GeekBench 6 Single
Untested	2409
GeekBench 6 Multi
Untested	5941
3D Mark High
Untested	2990
3D Mark Low
Untested	2266

Learn more on our PhoneArena Performance Test Results page.

Battery

Type
3577 mAh	4352 mAh, Li - Ion
Charging
Fast charging	Fast charging Qi wireless charging, MagSafe wireless charging
Charge speed
Wired: 18.0W	Wired: 25.0W Wireless: 15.0W

PhoneArena Battery Tests

Battery Life Estimate

Untested

Browsing

Untested

Video

Untested

Gaming

Untested

Battery Life Estimate

7h 38min

Browsing

18h 52min

Video

10h 23min

Gaming

10h 29min

Learn more on our PhoneArena Battery Test Results page

Camera

Rear
Single camera, Doubles as a selfie camera	Triple camera
Main camera
11 MP (PDAF) Aperture size: F2.0	12 MP (Sensor-shift OIS, PDAF) Aperture size: F1.5 Focal length: 26 mm Sensor size: 1/1.65'' Pixel size: 1.9 μm
Second camera
	12 MP (Ultra-wide, Autofocus) Aperture size: F1.8 Focal Length: 13 mm Sensor size: 1/3.4" Pixel size: 1.0 μm
Third camera
	12 MP (Telephoto, OIS, PDAF) Optical zoom: 3.0x Aperture size: F2.8 Focal Length: 77 mm Sensor size: 1/3.4" Pixel size: 1.0 μm
Flash
LED	LED
Video recording
4K UHD (60 fps), 1080p (60 fps) EIS	4K UHD (60 fps), 1080p (240 fps), 720p (30 fps) OIS, HDR, Continuous autofocus, Picture-taking during video recording
Front
	12 MP (Time-of-Flight (ToF), EIS, HDR) Video capture: 4K UHD (60 fps)

PhoneArena Camera Tests

N/A

Overall

N/A

Photo

N/A

Video

136

Overall

138

Photo

135

Video

Learn more on our PhoneArena Camera Test Results page

Connectivity & Features

Bluetooth
5.0	5.0
WLAN
a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac	a,b,g,n,ac,Wi-Fi 6,dual-band MIMO, Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac, ax
USB
Type-C, USB 3.1	Lightning
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Heart rate, Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Barometer, LiDAR scanner, Ambient light sensor, Proximity sensor
Hearing aid compatible
	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
Other
	NFC, Ultra Wideband (UWB)

Discover more

Full Specs Microsoft Surface Duo Specs

Full Specs Apple iPhone 13 Pro Max Specs PA Review Apple iPhone 13 Pro Max Review

Multimedia

Headphones
No 3.5mm jack	No 3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Loudspeaker
Features
aptX	Dolby Atmos
Screen mirroring
Wireless screen share	Wireless screen share
Additional microphone(s)
Noise cancellation	Noise cancellation

Cellular

5G Bands
	n1, n2, n3, n5, n7, n8, n12, n20, n25, n28, n38, n40, n41, n48, n66, n71, n77, n79, n258, n260, n261, SA, NSA, Sub-6, mmWave
4G (FDD) Bands
1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 19, 20, 25, 26, 28, 29, 30, 66	1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 21, 25, 26, 28, 29, 30, 32, 66, 71
4G (TDD) Bands
38, 39, 40, 41, 46	34, 38, 39, 40, 41, 42, 46, 48
3G Bands
1, 2, 5, 8	1, 2, 4, 5, 6
Data Speed
LTE-A Pro Cat 18 (1200/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s	LTE-A Pro Cat 18 (1200/150 Mbit/s)
Dual SIM
Yes	Yes
SIM type
Nano SIM, eSIM	Nano SIM, eSIM
HD Voice
	Yes
VoLTE
	Yes

Regulatory Approval

FCC approval
	Date approved: Sep 14, 2021 FCC ID value: BCG-E4003A
Measured SAR
	Head: 0.96 W/kg Body: 0.96 W/kg Simultaneous Transmission: 1.45 W/kg Wireless Router: 0.96 W/kg

Alternative variants

with 256GB storage

Memory	256GB
Prices (MSRP)	$1500

With 256GB internal storage

Memory	256GB
Prices (MSRP)	$1199

With 512GB internal storage

Memory	512GB
Prices (MSRP)	$1399

With 1TB internal storage

Memory	1024GB
Prices (MSRP)	$1599

International

5G Bands	n1, n2, n3, n5, n7, n8, n12, n20, n25, n28, n30, n40, n41, n48, n66, n77, n78, n79, SA, NSA, Sub-6
4G (FDD) Bands	1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 30, 32, 66
4G (TDD) Bands	38, 39, 40, 41, 42, 46, 48