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Model

Apple Watch Edition Series 3

Compare Apple Watch Edition Series 3 and Asus Zenfone Selfie ZD551KL

Apple Watch Edition Series 3 vs Asus Zenfone Selfie ZD551KL

Apple Watch Edition Series 3

Apple Watch Edition Series 3

Asus Zenfone Selfie ZD551KL

Asus Zenfone Selfie ZD551KL

Apple Watch Edition Series 3

Asus Zenfone Selfie ZD551KL

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 2100, 800 - Europe, Australia; HSDPA 850, 1700(AWS), 1900, 800 - USA, LATAM, Canada; HSDPA 2100 - China

HSDPA 850, 900, 1900, 2100
4G network

LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 18(800), 19(800), 20(800), 26(850) - Europe, Australia; LTE frequency band 2(1900), 4(1700/2100), 5(850), 12(700), 13(700), 17(700), 18(800), 19(800), 25(1900), 26(850), 41(2500) - USA, LATAM, Canada; LTE frequency band 1(2100), 3(1800), 39(1900), 40(2300), 41(2500) - China

-
HSDPA speed

-

42.2 Mbps
HSUPA speed

-

5.76 Mbps
HSPA speed

HSPA

-
LTE speed

LTE

LTE, Cat4, 150 Mbps download, 50 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Availability
Oficially announced

2017-9

2015-6
Status

2017-9

2015

Design
Build

Ceramic case/back

-
SIM

Electronic SIM card (Apple e-SIM)

Dual SIM (Micro-SIM, dual stand-by)
Height

42.6 mm

156.5 mm
Width

36.5 mm

77.2 mm
Thickness

11.4 mm

10.8 mm
Weight

46.4 g

170 g
Waterproof

50m

-
Colors

Gray, White

Aqua Blue, Chic Pink, Pure White

Display
Display type

AMOLED capacitive touchscreen

IPS capacitive touchscreen
Physical size

1.65 inches

5.5 inches
Resolution

390 x 312 pixels

1080 x 1920 pixels
Pixel density

303 ppi

403 ppi
Display colors

16777216

16777216
Protection

Sapphire crystal glass

-
Multitouch

Yes

-
Display features

3D Touch display, 1000 nits

-

Hardware
CPU

Dual-core

Quad-core ARM Cortex-A53
CPU(second)

quad-core ARM Cortex-A53
Chipset

Apple S3

Qualcomm MSM8939 Snapdragon 615
GPU

PowerVR

Adreno 405
Memory RAM

768 MB

2, 3 GB
Internal storage

16 GB

16, 32 GB
Memory card

microSD
Memory card max

-

64 GB

OS
OS

watchOS 4.0

Android OS, v5.0 (Lollipop)

Sound
3.5mm jack

No

Yes
Loudspeaker

Yes

Yes
Notifications

Vibration; Ringtones

Vibration; MP3, WAV ringtones

Multimedia
Radio

No

-

Connectivity
WLAN

Wi-Fi 802.11b, 802.11g, 802.11n

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

-

Yes
WLAN WiFi Direct

-

Yes
USB

microUSB 2.0
USB host

-

Yes
Bluetooth

v4.2

v4.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

-
Bluetooth EDR

-

Yes
NFC

Yes

-
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes

Features
Messaging SMS

SMS(threaded view)

SMS(threaded view)
Messaging MMS

-

MMS
Messaging Email

Email

Email
Messaging IM

IM

IM
Messaging Push Email

-

Push Email
Messaging Push Mail

Push Mail

-
Java

No

No
Sensors

Accelerometer, barometer, gyro, heart rate

Accelerometer, compass, gyro, proximity

Browser
HTML

-

HTML5
Browser

No

-

Battery
Battery type

Li-Ion

Li-Po
Battery capacity

-

3000 mAh
Battery removable

Non-removable

-
Talk time

-

-
Standby time

18 h

-

Main camera
Main camera

13 MP
Primary camera resolution

-

4128 x 3096 pixels
Primary camera video

-

1080p@30fps
Primary camera flash

-

dual-LED (dual tone) flash
Primary camera laser autofocus

-

laser autofocus
Camera features

-

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

Selfie camera
Flash

-

dual-LED (dual tone) flash
Selfie camera

13 MP
Secondary camera autofocus

-

autofocus
Selfie camera video

-

1080p

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