Asus Zenfone Max (M1) ZB555KL vs Microsoft Surface Duo 2

Asus Zenfone Max (M1) ZB555KL

Microsoft Surface Duo 2

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 1900, 2100

HSDPA 850, 900, 1900, 2100
4G network

LTE

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 42, 46, 48, 66, 71
5G network

-

5G band 1, 2, 3, 5, 7, 20, 25, 28, 38, 41, 66, 71, 77, 78, 79 SA/NSA/Sub6 - global; 1, 2, 3, 5, 7, 20, 25, 28, 38, 41, 66, 71, 77, 78, 79, 257, 260, 261 SA/NSA/Sub6/mmWave - USA
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

-

LTE-A (5CA) Cat20, 2000 Mbps download, 150 Mbps upload
LTE-A speed

LTE-A, Cat4, 150 Mbps download, 50 Mbps upload

-
5G speed

-

6 Gbps download
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Front glass, aluminum body

Glass front (Gorilla Glass Victus), glass back (Gorilla Glass)
SIM

Dual SIM (Nano-SIM, dual stand-by)

Nano-SIM, eSIM
Height

147.3 mm

145.2 mm
Width

70.9 mm

93.1 mm
Thickness

8.7 mm

11 mm
Height unfolded

-

184.5 mm
Width unfolded

-

145.2 mm
Thickness unfolded

-

5.5 mm
Weight

150 g

284 g
Stylus

-

Yes
Colors

Deepsea Black, Ruby Red, Sunlight Gold

Glacier, Obsidian

Hardware
CPU

-

Octa-core
CPU

Octa-core 1.4 GHz ARM Cortex-A53

Single-core 2.84 GHz Kryo 680
CPU(second)

Triple-core 2.42 GHz Kryo 680
CPU(third)

Quad-core 1.80 GHz Kryo 680
Chipset

Qualcomm MSM8917 Snapdragon 425 / Qualcomm MSM8937 Snapdragon 430

Qualcomm SM8350 Snapdragon 888 5G
GPU

Adreno 308 / Adreno 505

Adreno 660
Memory RAM

2, 3 GB

8 GB
Internal storage

32 GB

128, 256, 512 GB
Memory card

microSD

No
Memory card max

256 GB

-
Storage

-

UFS

Main camera
Camera type

Dual

Triple
Main camera

13 MP, f/2.0 , 17 mm

12 MP, f/1.7 , 27 mm, (wide) , 1.4 µm
8 MP, 17 mm

12 MP, 51 mm, (telephoto) , f/2.4 , 1.0 µm, 2x optical zoom
(ultrawide) , 13 MP, f/2.2 , 1.0 µm
Primary camera video

1080p@30fps

4K@30/60fps, 1080p@30/60/120/240fps, gyro-EIS, HDR
Primary camera Autofocus

phase detection autofocus

-
Primary camera flash

LED flash

-
Electronic image stabilization

EIS (gyro)

-
Camera features

Geo-tagging, HDR, face detection, panorama, touch focus

Autofocus, continuous shooting, digital zoom, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, phase detection autofocus

Connectivity
WLAN

Wi-Fi 802.11b, 802.11g, 802.11n

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11ax
WLAN WiFi Hotspot

Yes

Wi-Fi hotspot
WLAN WiFi Direct

Yes

Wi-Fi direct
WLAN WiFi Dual Band

-

Dual-band
USB

microUSB 2.0

Type-C 3.2, DisplayPort
Bluetooth

v4.0

v5.1
Bluetooth A2DP

Yes

A2DP
bluetooth LE

Yes

LE
Bluetooth AptX

-

aptX Adaptive
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

-
BDS

Yes

-

Features
Messaging SMS

SMS(threaded view)

-
Messaging MMS

MMS

-
Messaging Email

Email

-
Messaging IM

IM

-
Messaging Push Email

Push Email

-
Sensors

Fingerprint (rear-mounted), accelerometer, compass, proximity

Dual accelerometer, dual compass, fingerprint, dual gyroscope, dual proximity