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Model

BlackBerry Keyone

Compare BlackBerry Keyone and Yezz Classic Z51

BlackBerry Keyone vs Yezz Classic Z51

BlackBerry Keyone

BlackBerry Keyone

Yezz Classic Z51

Yezz Classic Z51

BlackBerry Keyone

Yezz Classic Z51

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 1700(AWS), 1900, 2100

-
4G network

LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 13(700), 17(700), 20(800), 28(700), 38(2600), 40(2300) - EMEA; LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 19(800), 20(800), 28(700), 29(700), 30(2300), 38(2600), 39(1900), 40(2300), 41(2500) - Canada, LATAM, APAC, US

-
HSDPA speed

42.2 Mbps

-
HSUPA speed

5.76 Mbps

-
LTE-A speed

LTE-A, Cat9, 450 Mbps download, 50 Mbps upload

-
GPRS

Yes

Yes
EDGE

Yes

Availability
Oficially announced

2017-2

2015-7
Status

2017-4

2015-9

Design
SIM

Nano-SIM

Dual SIM (Mini-SIM)
Height

149.1 mm

100.5 mm
Width

72.4 mm

50.5 mm
Thickness

9.4 mm

17.8 mm
Weight

180 g

86 g
Keyboard

QWERTY

-
Colors

Black

Black, White

Display
Display type

IPS LCD capacitive touchscreen

TFT
Physical size

4.5 inches

1.3 inches
Resolution

1080 x 1620 pixels

240 x 320 pixels
Pixel density

434 ppi

308 ppi
Display colors

16777216

66560
Protection

Corning Gorilla Glass 4

-
Multitouch

Yes

-

Hardware
CPU

Octa-core 2.0 GHz ARM Cortex-A53
Chipset

Qualcomm MSM8953 Snapdragon 625

-
GPU

Adreno 506

-
Memory RAM

3 GB

-
Internal storage

32 GB

16 MB
Memory card

microSD

microSD
Memory card max

256 GB

32 GB

OS
OS

Android OS, v7.1 (Nougat)

-

Main camera
Main camera

12 MP, f/2.0

1.3 MP
Primary camera resolution

-

1280 x 1024 pixels
Primary camera video

1080p@30fps

video
Primary camera Autofocus

phase detection autofocus

-
Primary camera flash

dual-LED (dual tone) flash

LED flash
Camera features

1.55µm pixel size, 1/2.3'' sensor size, HDR, face detection, geo-tagging, panorama, touch focus

No

Selfie camera
Secondary camera

-

No
Selfie camera

8 MP, 1.12 µm
Selfie camera video

1080p

-

Sound
3.5mm jack

Yes

Yes
Loudspeaker

Yes, with stereo speakers

Yes
Notifications

Vibration; MP3, WAV ringtones

Vibration, Polyphonic

Multimedia
Radio FM

FM radio

Stereo FM radio; built in antenna

Connectivity
WLAN

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

Yes

-
WLAN WiFi Direct

Yes

-
WLAN WiFi Dual Band

Yes

-
USB

Type-C 1.0 reversible connector

Yes
USB On-The-Go

Yes

-
Bluetooth

v4.2

v3.0
Bluetooth A2DP

Yes

-
bluetooth LE

Yes

-
Bluetooth EDR

Yes

Yes
NFC

Yes

-
GPS

Yes, with A-GPS

No
GLONASS

Yes

-
BDS

Yes

-

Features
Messaging SMS

SMS

SMS
Messaging MMS

MMS

-
Messaging Email

Email

-
Messaging IM

IM

-
Messaging Push Email

Push Email

-
BlackBerry Messenger

BBM

-
WAP

-

WAP 2.0/xHTML
Java

No

No
Sensors

Fingerprint (front-mounted), accelerometer, compass, gyro, proximity

-

Browser
HTML

HTML5

-

Battery
Battery type

Li-Ion

Li-Ion
Battery capacity

3505 mAh

800 mAh
Battery removable

Non-removable

-
Fast battery charging

Quick Charge 3.0(50% in 36 min)

-
Talk time

-

5 h
Standby time

-

130 h

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