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Asus Zenfone Max Pro (M2) ZB631KL

Asus Zenfone 5z ZS620KL

Network
Technology	GSM / HSPA / LTE	GSM / CDMA / HSPA / LTE
2G bands	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
		CDMA 800 & TD-SCDMA - C version
3G Network	HSDPA 850 / 900 / 2100	HSDPA 800 / 850 / 900 / 1700(AWS) / 1800 / 1900 / 2100 - B version, C version
		HSDPA 800 / 850 / 900 / 1900 / 2100 - A version
4G Network	1, 3, 5, 7, 8, 20, 40	1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 29, 30, 32, 34, 38, 39, 40, 41 - B version, C version
		1, 2, 3, 5, 7, 8, 18, 19, 20, 26, 28, 38, 39, 40, 41 - A version
Speed	HSPA 42.2/5.76 Mbps, LTE (3CA) Cat9 450/50 Mbps	HSPA 42.2/5.76 Mbps, LTE (5CA) Cat18 1200/150 Mbps

Launch
Announced	2018, December	2018, February
Status	Available. Released 2018, December	Available. Released 2018, June

Body
Dimensions	157.9 x 75.5 x 8.5 mm (6.22 x 2.97 x 0.33 in)	153 x 75.7 x 7.9 mm (6.02 x 2.98 x 0.31 in)
Weight	175 g (6.17 oz)	165 g (5.82 oz)
Build	Glass front (Gorilla Glass 6), plastic back, plastic frame	Glass front (Gorilla Glass), aluminum back, aluminum frame
SIM	Dual SIM (Nano-SIM, dual stand-by)	Hybrid Dual SIM (Nano-SIM, dual stand-by)

Display
Type	IPS LCD	IPS LCD
Size	6.26 inches, 97.8 cm2 (~82.0% screen-to-body ratio)	6.2 inches, 96.9 cm2 (~83.6% screen-to-body ratio)
Resolution	1080 x 2280 pixels, 19:9 ratio (~403 ppi density)	1080 x 2246 pixels, 18.7:9 ratio (~402 ppi density)
Protection	Corning Gorilla Glass 6	Corning Gorilla Glass (unspecified version)

Platform
OS	Android 8.1 (Oreo), upgradable to Android 9.0 (Pie)	Android 8.0 (Oreo), upgradable to Android 10
Chipset	Qualcomm SDM660 Snapdragon 660 (14 nm)	Qualcomm SDM845 Snapdragon 845 (10 nm)
CPU	Octa-core (4x2.2 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)	Octa-core (4x2.7 GHz Kryo 385 Gold & 4x1.7 GHz Kryo 385 Silver)
GPU	Adreno 512	Adreno 630

Memory
Card slot	microSDXC (dedicated slot)	microSDXC (uses shared SIM slot)
Internal	32GB 3GB RAM, 64GB 4GB RAM, 64GB 6GB RAM, 128GB 4GB RAM	64GB 4GB RAM, 64GB 6GB RAM, 128GB 6GB RAM, 256GB 8GB RAM
	eMMC 5.1

Main Camera
Modules	12 MP, f/1.8, 1/2.9", 1.25μm, PDAF 5 MP, f/2.4, (depth)	12 MP, f/1.8, 24mm (wide), 1/2.55", 1.4µm, PDAF, 4-axis OIS 8 MP, f/2.0, 12mm (ultrawide), 1/4.0", 1.12µm, no AF
Features	LED flash, HDR, panorama	Dual-LED dual-tone flash, HDR, panorama
Video	4K@30fps, 1080p@30/60fps, gyro-EIS	4K@30fps, 1080p@60/120fps, 1080p@30fps (gyro-EIS), 720p@240fps

Selfie Camera
Modules	13 MP, f/2.0, (wide), 1/3.1", 1.12µm	8 MP, f/2.0, 24mm (wide), 1/4.0", 1.12µm
Features	LED flash, HDR	HDR
Video	1080p@30fps	1080p@30fps (gyro-EIS)

Sound
Loudspeaker	Yes	Yes, with dual speakers
3.5mm jack	Yes	Yes
		24-bit/192kHz Hi-Res audio

Comms
WLAN	Wi-Fi 802.11 b/g/n, Wi-Fi Direct	Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct
Bluetooth	5.0, A2DP, LE	v5.0, A2DP, LE
Positioning	GPS, GLONASS, BDS, GALILEO, QZSS	GPS, GLONASS, BDS
NFC	Yes	Yes
Infrared port	No	No
Radio	FM radio	FM radio
USB	microUSB 2.0, OTG	USB Type-C 2.0, OTG

Features
Sensors	Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass	Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass

Battery
Type	Li-Po 5000 mAh, non-removable	Li-Ion 3300 mAh, non-removable
Charging	10W wired	18W wired

Misc
Colors	Blue, Titanium	Midnight Blue, Meteor Silver
Models	X01BDA, Zenfone Max Pro M2, ZB631KL	Z01RD
Price	About 370 EUR	About 500 EUR

Tests
Performance	AnTuTu: 124039 (v7) GeekBench: 5169 (v4.4) GFXBench: 7.6fps (ES 3.1 onscreen)	AnTuTu: 266590 (v7) GeekBench: 9030 (v4.4) GFXBench: 33fps (ES 3.1 onscreen)