Asus Zenfone 4 Pro ZS551KL vs Oppo A1 (2018)

Asus Zenfone 4 Pro ZS551KL

Asus Zenfone 4 Pro ZS551KL

Announced On:October, 2017

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Oppo A1 (2018)

Oppo A1 (2018)

Announced On:March, 2018

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Asus Zenfone 4 Pro ZS551KL vs Oppo A1 (2018)

Asus Zenfone 4 Pro ZS551KL	Oppo A1 (2018)

Price
EUR: €350	EUR: €150
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)	150.5 x 73.1 x 7.7 mm (5.93 x 2.88 x 0.30 in)
Weight
175 g (6.17 oz)	143 g (5.04 oz)
Build
Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame
Colors
Moonlight white, Pure Black	Deep sea blue, Cherry red, Pearl white
Models
Z01GD, Z01GS

Type
Display
AMOLED	S-IPS LCD
Size
5.5 inches, 83.4 cm² (~70.3% screen-to-body ratio)	5.7 inches, 83.8 cm² (~76.2% screen-to-body ratio)
Resolution
1080 x 1920 pixels, 16:9 ratio (~401 ppi density)	720 x 1440 pixels, 18:9 ratio (~282 ppi density)
Multitouch
Yes, up to 10 fingers	Yes
Protection
Corning Gorilla Glass 5	Corning Gorilla Glass 3

Technology
Network
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
3G Bands
HSDPA 800 / 850 / 900 / 1700(AWS) / 1800 / 1900 / 2100	HSDPA 850 / 900 / 1900 / 2100
4G Bands
1, 2, 3, 4, 5, 7, 8, 17, 19, 20, 28, 38, 39, 40, 41 Global, Taiwan	1, 3, 5, 7, 8, 34, 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	32GB ROM, 3GB RAM 64GB ROM, 4GB RAM
Storage Type
	eMMC 5.1
Card Slot
microSDXC (uses shared SIM slot)	microSDXC (dedicated slot)

GPRS
Connectivity
Yes	Yes
EDGE
Yes	Yes
Speed
HSPA 42.2/5.76 Mbps, LTE (3CA) Cat12 600/150 or 100 Mbps	HSPA, LTE
WLAN
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct	Wi-Fi 802.11 a/b/g/n, Wi-Fi Direct
Bluetooth
5.0, A2DP, EDR, LE, aptX	4.2, A2DP, LE
USB
USB Type-C 2.0, OTG	microUSB 2.0, OTG
Infrared Port
Yes
GPS
Yes, with A-GPS, GLONASS, BDS, GALILEO	Yes, with A-GPS
NFC
Yes	No

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	13 MP, f/2.2, 1/3.1", 1.12µm, PDAF
Camera Features
LED flash, HDR, panorama	LED flash, panorama
Video
4K@30fps, 1080p@30/60fps, 1080p@120fps, 720p@240fps	1080p@30fps
Selfie Camera
8 MP, f/1.9, 22mm (wide), 1/3.2", 1.4µm, PDAF Features: HDR Video: 1080p@30fps	8 MP, f/2.2

Audio Format Support
Multimedia
MP3/WAV/eAAC+	MP3/eAAC+/WAV
Video Format Support
MP4/H.264	MP4/H.264/FLAC
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	ColorOS 3.2
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)	Mediatek MT6763T Helio P23 (16 nm)
CPU
Octa-core (4x2.45 GHz Kryo & 4x1.9 GHz Kryo)	Octa-core 2.5 GHz Cortex-A53
GPU
Adreno 540	Mali-G71 MP1
Sensors
Fingerprint (front-mounted), accelerometer, gyro, proximity, compass, color spectrum	Accelerometer, proximity, compass
SIM
Hybrid Dual SIM (Nano-SIM, dual stand-by)	Dual SIM (Nano-SIM, dual stand-by)
Speakers
Yes, dual speakers 24-bit/192kHz audio	Yes
Audio Jack
3.5 mm	3.5 mm

Battery Type
Battery
Li-Ion 3600 mAh, non-removable	Li-Ion 3180 mAh, non-removable
Charging
18W wired, 50% in 32 min (advertised)
Talk Time
Up to 27 h 30 min (3G)

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