Asus Zenfone 4 Pro ZS551KL vs Asus Zenfone 4 ZE554KL

Asus Zenfone 4 Pro ZS551KL

Asus Zenfone 4 Pro ZS551KL

Announced On:October, 2017

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Asus Zenfone 4 ZE554KL

Asus Zenfone 4 ZE554KL

Announced On:August, 2017

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Asus Zenfone 4 Pro ZS551KL vs Asus Zenfone 4 ZE554KL

Asus Zenfone 4 Pro ZS551KL	Asus Zenfone 4 ZE554KL

Price
EUR: €350	EUR: €350
USD: N/A	USD: N/A
GBP: N/A	GBP: N/A
INR: N/A	INR: N/A
PKR: N/A	PKR: N/A

Form Factor
Body
Candybar, Touchscreen	Candybar, Touchscreen
Dimensions
156.9 x 75.6 x 7.6 mm (6.18 x 2.98 x 0.30 in)	155.4 x 75.2 x 7.7 mm (6.12 x 2.96 x 0.30 in)
Weight
175 g (6.17 oz)	165 g (5.82 oz)
Build
Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame	Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame
Colors
Moonlight white, Pure Black	Moonlight white, Mint Green, Midnight Black
Models
Z01GD, Z01GS	Z01KD, Z01KDA, Z01KS

Type
Display
AMOLED	IPS LCD
Size
5.5 inches, 83.4 cm² (~70.3% screen-to-body ratio)	5.5 inches, 83.4 cm² (~71.4% screen-to-body ratio)
Resolution
1080 x 1920 pixels, 16:9 ratio (~401 ppi density)	1080 x 1920 pixels, 16:9 ratio (~401 ppi density)
Multitouch
Yes, up to 10 fingers	Yes, up to 10 fingers
Protection
Corning Gorilla Glass 5	Corning Gorilla Glass 3

Technology
Network
GSM / HSPA / LTE	GSM / HSPA / LTE
2G Bands
GSM 850 / 900 / 1800 / 1900 SIM 1 & SIM 2	GSM 850 / 900 / 1800 / 1900 SIM 1 & SIM 2
3G Bands
HSDPA 800 / 850 / 900 / 1700(AWS) / 1800 / 1900 / 2100	HSDPA 850 / 900 / 1800 / 1900 / 2100
4G Bands
1, 2, 3, 4, 5, 7, 8, 17, 19, 20, 28, 38, 39, 40, 41 Global, Taiwan	1, 2, 3, 5, 7, 8, 18, 19, 20, 26, 28, 32, 38, 39, 40, 41

Alert Types
Notifications
Vibration, MP3, WAV ringtones	Vibration, MP3, WAV ringtones

Internal Memory
Memory
64GB ROM, 6GB RAM 128GB ROM, 6GB RAM	64GB ROM, 4GB RAM 64GB ROM, 6GB RAM
Storage Type
	eMMC 5.1
Card Slot
microSDXC (uses shared SIM slot)	microSDXC (uses shared SIM slot)

GPRS
Connectivity
Yes	Yes
EDGE
Yes	Yes
Speed
HSPA 42.2/5.76 Mbps, LTE (3CA) Cat12 600/150 or 100 Mbps	HSPA 42.2/5.76 Mbps, LTE (3CA) Cat12 600/150 Mbps
WLAN
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth
5.0, A2DP, EDR, LE, aptX	5.0, A2DP, EDR, LE
USB
USB Type-C 2.0, OTG	USB Type-C 2.0, OTG
Infrared Port
Yes
GPS
Yes, with A-GPS, GLONASS, BDS, GALILEO	Yes, with A-GPS, GLONASS, BDS, GALILEO
NFC
Yes	Yes

Main Camera
Camera
Primary: 12 MP, f/1.7, 25mm (wide), 1/2.55", 1.4µm, dual pixel PDAF, Laser AF, 4-axis OIS Secondary: 16 MP, 50mm (telephoto), 1/3.1", 1.0µm, AF, 2x optical zoom	Primary: 12 MP, f/1.8, 25mm (wide), 1/2.55", 1.4µm, dual pixel PDAF, OIS Secondary: 8 MP, 12mm (ultrawide), 1/4.0", 1.12µm, no AF
Camera Features
LED flash, HDR, panorama	Dual-LED dual-tone flash, HDR, panorama
Video
4K@30fps, 1080p@30/60fps, 1080p@120fps, 720p@240fps	4K@30fps
Selfie Camera
8 MP, f/1.9, 22mm (wide), 1/3.2", 1.4µm, PDAF Features: HDR Video: 1080p@30fps	8 MP, f/2.0, 24mm (wide) Features: HDR, panorama Video: 1080p@30fps

Audio Format Support
Multimedia
MP3/WAV/eAAC+	MP3/WAV/eAAC+
Video Format Support
MP4/H.264	MP4/H.264
Radio
FM radio	FM radio

Operating System (OS)
Software
Android OS, v7.1.1 (Nougat)	Android OS, v7.1.1 (Nougat)
Upgradable
Upgradable to Android 8.0 (Oreo)
UI
ZenUI 4	ZenUI 4
Browser
HTML5	HTML5
Messaging
SMS(threaded view), MMS, Email, Push Email, IM	SMS(threaded view), MMS, Email, Push Email, IM

Chipset
Hardware
Qualcomm MSM8998 Snapdragon 835 (10 nm)	Qualcomm SDM630 Snapdragon 630 (14 nm) Qualcomm SDM660 Snapdragon 660 (14 nm)
CPU
Octa-core (4x2.45 GHz Kryo & 4x1.9 GHz Kryo)	Octa-core (4x2.2 GHz Cortex-A53 & 4x1.8 GHz Cortex A53) Octa-core (4x2.2 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)
GPU
Adreno 540	Adreno 508 Adreno 512
Sensors
Fingerprint (front-mounted), accelerometer, gyro, proximity, compass, color spectrum	Fingerprint (front-mounted), accelerometer, gyro, proximity, compass
SIM
Hybrid Dual SIM (Nano-SIM, dual stand-by)	Hybrid Dual SIM (Nano-SIM, dual stand-by)
Speakers
Yes, dual speakers 24-bit/192kHz audio	Yes, dual speakers 24-bit/192kHz audio
Audio Jack
3.5 mm	3.5 mm

Performance
Benchmarks
	AnTuTu: 86978 (v7) GeekBench: 4145 (v4.4) GFXBench: 5.3fps (ES 3.1 onscreen)

Battery Type
Battery
Li-Ion 3600 mAh, non-removable	Li-Ion 3300 mAh, non-removable
Charging
18W wired, 50% in 32 min (advertised)	18W wired
Talk Time
Up to 27 h 30 min (3G)

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