BlackBerry Key2 (BBF100-1) vs Xiaomi Mi 4 (4G 16GB)

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Side by side comparison between BlackBerry Key2 vs Xiaomi Mi 4 phones, differences, pros, cons and full specifications. What's the better?

6/7/2018 10:30 PM, updated: 4/5/2021 2:55 AM

Compare Xiaomi Mi 4 X BlackBerry Key2 (BBF100-1) 16Points

Specifications Compare Models Pictures

4.5"
IPS

1080x1620

12
MP

8mp

6GB
RAM

Octa-core

3500
mAh

(Non removable)

07Points Xiaomi Mi 4 (4G 16GB) Compare BlackBerry Key2 X

Specifications Compare Models Pictures

5"
IPS

1080x1920

13
MP

8mp

3GB
RAM

Quad-core

3080
mAh

(Non removable)

What's the better phone? BlackBerry Key2 (BBF100-1)

The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!

16 Advantages BlackBerry Key2 (BBF100-1)	vs	7 Advantages Xiaomi Mi 4 (4G 16GB)
+2.2GHz 64bit Octa-core32% More powerful processor, you can open your applications faster	vs	2.5GHz 32bit Quad-core
+6GB LPDDR4100% More RAM memory. Typically more responsive and better for multitasking.	vs	3GB LPDDR3
+64GB (52GB available)3 times More internal storage for applications and files	vs	16GB (13GB available)
+Until 256GB microSD, microSDXCAdvantage More external storage for files using memory cards	vs	Not supported
+8.5 millimeters (0.33 inches)5% Thinner	vs	8.9 millimeters (0.35 inches)
+(dual camera) 12MP + 12MP88% Higher resolution main camera	vs	(back) 13MP
+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas	vs	HDR photo/video only main camera
+1/2.3" inches30% The larger sensor camera lets you take photos with better depth.	vs	1/3" inches
+Android 8.1 OreoAdvantage Android 8.1 Oreo is newer and safer	vs	Android 6.0.1 Marshmallow
+(4G LTE-A) 600 Mbps3 times Faster for surfing the internet and download files	vs	(4G LTE) 150 Mbps
+Fingerprint sensorAdvantage Sensors help you use the device	vs	Not supported
+3500 mAh14% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use	vs	3080 mAh
+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster	vs	4.0 + A2DP
+USB 3.1 Type-C, USB OTG On-The-GoAdvantage Newer and faster USB version for transferring photos, mp3 or data.	vs	MicroUSB 2.0
+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.	vs	MicroUSB 2.0
+Gorilla Glass 3Advantage Protection against scratches on the screen lets you carry your phone with your keys	vs	Not supported
168 grams (5.88 ounces)	vs	+149 grams (5.22 ounces)13% Lighter
TFT IPS LCD	vs	+TFT LED-Backlit IPS LCDAdvantage TFT LED-Backlit IPS LCD display is brighter and more vivid
1080x1620 pixels	vs	+1080x1920 pixels19% Higher resolution screen
433 PPI	vs	+441 PPI2% Crisper display of text, images and videos because it has more pixels per inch (ppi)
4.5"	vs	+5"11% Larger screen
Not supported	vs	+BarometerAdvantage Sensors help you use the device
Not supported	vs	+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.

28 Common items in both devices

16 million

Dual-LED flash

Only digital zoom

PDAF: phase detection autofocus / Autofocus

EIS: Digital stabilization

f/1.8 (aperture)

(front) 8MP

+21 specs and more in the table below

Check the comparison table below for more items that are not evaluated in comparison score above.

Highlight differences

📱 Model features
	BlackBerry Key2 (BBF100-1)	Xiaomi Mi 4 (4G 16GB)
Change model		Choose the model
Model	Key2 (BBF100-1)	Xiaomi Mi 4 (4G 16GB)
Other model names	RIM BlackBerry KEYtwo	Xiaomi Mi4 LTE Internacional, Xiaomi Mi4 4G, Xiaomi Leo
Country or region available	(Europe), South Africa, Australia, Japan	(Global, International)
Brand	BlackBerry	Xiaomi
Release date	6/1/2018	12/1/2014
Depth	8.5 millimeters (0.33 inches)	8.9 millimeters (0.35 inches)
Size (width x height)	71.8 x 151.4 millimeters (2.83 x 5.96 in)	68.5 x 139.2 millimeters (2.7 x 5.48 in)
Weight	168 grams (5.88 ounces)	149 grams (5.22 ounces)
Build, materials	Aluminum body, glass front, plastic back	feature not registered
Protection against water and others	Not supported	Not supported
📲 Display
	BlackBerry Key2 (BBF100-1)	Xiaomi Mi 4 (4G 16GB)
Display type	TFT IPS LCD	TFT LED-Backlit IPS LCD
Screen size	4.5" inches	5" inches
Screen-to-body ratio	~55.5% (screen-to-body ratio)	~72.3% (screen-to-body ratio)
Display resolution	1080x1620 pixels	1080x1920 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	433 PPI	441 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 3	Not supported
Refresh rate	60Hz	feature not registered
Display features	Not supported	feature not registered
🤖 Operating System
	BlackBerry Key2 (BBF100-1)	Xiaomi Mi 4 (4G 16GB)
System version	Android 8.1 Oreo	Android 4.4.3 KitKat
Firmware update	feature not registered	Android 6.0.1 Marshmallow
User Interface	feature not registered	feature not registered
⚙️ Processor
	BlackBerry Key2 (BBF100-1)	Xiaomi Mi 4 (4G 16GB)
Chipset	64bit: Qualcomm Snapdragon 660 SDM660 (14nm)	32bit: Qualcomm Snapdragon 801 MSM8974-AC (28nm)
CPU	Octa-core, 2 processors: 4x 2.2GHz Kryo 260 Gold (Quad-core) 4x 1.8GHz Kryo 260 Silver (Quad-core)	Quad-core, 1 processor: 4x 2.5GHz Krait 400 (Quad-core)
GPU graphical controller	Qualcomm Adreno 512 650Mhz	Qualcomm Adreno 330 578Mhz
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	BlackBerry Key2 (BBF100-1)	Xiaomi Mi 4 (4G 16GB)
RAM memory	6GB LPDDR4	3GB LPDDR3
Internal storage	64GB (52GB available)	16GB (13GB available)
External storage	Until 256GB microSD, microSDXC (dedicated slot)	Not supported
📶 Mobile networks
	BlackBerry Key2 (BBF100-1)	Xiaomi Mi 4 (4G 16GB)
Dual-SIM	Not supported	Not supported
SIM card	1 slot (Single-SIM) nano-SIM (4FF)	1 slot (Single-SIM) micro-SIM (3FF)
Maximum Download / Upload	600/75 Mbps	150/50 Mbps
Network technology	2G, 3G, 4G	2G, 3G, 4G
Frequency, bands	Expand band details Collapse details
GSM MHz band	Quad-Band 850/900/1800/1900	Quad-Band 850/900/1800/1900
Primary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	UMTS 850/900/1700/1900/2100	UMTS 850/900/1900/2100
Primary 4G network	LTE Cat11 (Bands 1,2,3,4,5,7,8,12,13,17,19,20,26,28,32) TD-LTE (Bands 38,39,40,41)	LTE Cat4 800/850/900/1800/2100/2600 (Bands 1,3,5,7,8,20)
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE
Secondary 2G network	Not supported	Not supported
Secondary 3G network	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	Not supported	Not supported
📷 Camera
	BlackBerry Key2 (BBF100-1)	Xiaomi Mi 4 (4G 16GB)
Back camera (main camera)	(dual camera) 12 megapixels 12MP f/2.61.0µm	13 megapixels
Main camera resolution	4000x3000 pixels	4128x3096 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	4K UHD (3840x2160) 30 fps
Flash	Dual-LED flash	Dual-LED flash
Focal aperture	f/1.8 (aperture)	f/1.8 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	1/2.3" inches	1/3" inches
Pixel size	1.55µm pixel	1.12µm pixel
Autofocus	PDAF: phase detection autofocus	Autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	EIS: Digital stabilization
Zoom	Only digital zoom	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Not supported	Not supported
HDR	HDR photo on both cameras	HDR photo/video only main camera
Camera extras	feature not registered	feature not registered
📸 Front camera
	BlackBerry Key2 (BBF100-1)	Xiaomi Mi 4 (4G 16GB)
Front camera (secondary)	8 megapixels	8 megapixels
Front camera resolution	3264x2448 pixels	3264x2448 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	f/2.0 (aperture)	f/1.8 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	1.12µm pixel	feature not registered
🔉 Sound and multimedia
	BlackBerry Key2 (BBF100-1)	Xiaomi Mi 4 (4G 16GB)
Loudspeaker	Supported	Supported
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	FM	FM
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, DivX, XviD	MP4, DivX, XviD, H.264, H.263, WMV
Audio formats	MP3, OGG, eAAC+, FLAC	MP3, WAV, eAAC+, FLAC
🔌 Connectivity
	BlackBerry Key2 (BBF100-1)	Xiaomi Mi 4 (4G 16GB)
USB	USB 3.1 Type-C, USB OTG On-The-Go	MicroUSB 2.0
Audio output	3.5mm jack	3.5mm jack
TV output	USB Type-C (reversible)	Micro-B USB MHL
Bluetooth	5.0 + A2DP/LE	4.0 + A2DP
WiFi	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot
DLNA	Not supported	Supported
GPS	A-GPS, GeoTagging, GLONASS, BeiDou	A-GPS, GeoTagging, GLONASS
NFC	Supported	Supported
Infrared port	Not supported	Supported
🧭 Sensors
	BlackBerry Key2 (BBF100-1)	Xiaomi Mi 4 (4G 16GB)
Sensors	Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Hall effect Proximity sensor	Accelerometer Ambient light sensor Barometer Compass Gyroscope Hall effect Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	BlackBerry Key2 (BBF100-1)	Xiaomi Mi 4 (4G 16GB)
Battery type	Li-Ion: lithium-ion (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	3500 mAh	3080 mAh
Charger, watts	Wired charging Quick Charge 3	Wired charging
Inductive / wireless charging	Not supported	feature not registered
Talk time autonomy	feature not registered	feature not registered
Standby	feature not registered	113.3 hours (4.7 days)
➕ Other features
	BlackBerry Key2 (BBF100-1)	Xiaomi Mi 4 (4G 16GB)
Call control	Voice dialing, Voice recorder	Voice dialing, Voice recorder, Voice commands
Messaging	SMS (T9), MMS, E-mail, Push mail	SMS (Swype), MMS, E-mail, Push mail
Hands-free calling	Supported	Supported
Video calling	Supported	Supported
Ringtones	Polyphonic and customized	Polyphonic and customized
Web browser	HTML, XHTML, HTML5	HTML, XHTML, HTML5
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Fixed QWERTY keyboard	Not supported
Miscellaneous	• Colors: Black, Silver • DTEK system • LED notification • Fast battery charging: 50% in 36min	• Colors: Black, White • USB OTG On-The-Go 1.3 • MI UI 5.0 • Quick Charge 2.0 • WiFi display • Java framework
☢️ Radiation rate
	BlackBerry Key2 (BBF100-1)	Xiaomi Mi 4 (4G 16GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	0.72W/kg (head), 1.68W/kg (body)	feature not registered