BlackBerry Key2 (BBF100-6) vs Xiaomi Redmi Note 9 (128GB/6GB)

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Side by side comparison between BlackBerry Key2 vs Xiaomi Redmi Note 9 phones, differences, pros, cons and full specifications. What's the better?

8/4/2020 2:46 PM, updated: 1/19/2023 2:42 AM

Compare Xiaomi Redmi Note 9 X BlackBerry Key2 (BBF100-6) 10Points

Specifications Compare Models Pictures

4.5"
IPS

1080x1620

12
MP

8mp

6GB
RAM

Octa-core

3500
mAh

(Non removable)

11Points Xiaomi Redmi Note 9 (128GB/6GB) Compare BlackBerry Key2 X

Specifications Compare Models Pictures

6.53"
IPS

1080x2340

48
MP

13mp

6GB
RAM

Octa-core

5020
mAh

(Non removable)

What's the better phone? Xiaomi Redmi Note 9 (128GB/6GB)

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!

10 Advantages BlackBerry Key2 (BBF100-6)	vs	11 Advantages Xiaomi Redmi Note 9 (128GB/6GB)
+2.2GHz 64bit Octa-core1% More powerful processor, you can open your applications faster	vs	2GHz 64bit Octa-core (12nm)
+168 grams (5.88 ounces)18% Lighter	vs	199 grams (6.97 ounces)
+8.5 millimeters (0.33 inches)5% Thinner	vs	8.9 millimeters (0.35 inches)
+Aluminum body, glass front, plastic backAdvantage More resistant material	vs	Plastic body, glass front
+433 PPI10% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	395 PPI
+Dual-LED flashAdvantage The Dual-LED flash helps in dark places or in low light	vs	LED flash
+4K UHD (3840x2160)3 times More image quality for recording videos with the primary camera	vs	Full HD (1920x1080)
+(4G LTE-A) 600 Mbps100% Faster for surfing the internet and download files	vs	(4G LTE-A) 300 Mbps
+NFCAdvantage NFC allows you to make payments by approach quickly and securely	vs	Not supported
+USB 3.1 Type-C, USB OTG On-The-GoAdvantage Newer and faster USB version for transferring photos, mp3 or data.	vs	USB 2.0 Type-C, USB OTG On-The-Go
64GB (52GB available)	vs	+128GB (106GB available)104% More internal storage for applications and files
Until 256GB microSD, microSDXC	vs	+Until 512GB microSD, microSDXC100% More external storage for files using memory cards
1080x1620 pixels	vs	+1080x2340 pixels44% Higher resolution screen
4.5"	vs	+6.53"45% Larger screen
(dual camera) 12MP + 12MP	vs	+(quad camera) 48MP + 8MP + 2MP + 2MP150% Higher resolution main camera
1/2.3" inches	vs	+1/2" inches15% The larger sensor camera lets you take photos with better depth.
(front) 8MP	vs	+(front) 13MP60% Higher resolution secondary camera to take pictures and selfies
Android 8.1 Oreo	vs	+Android 11Advantage Android 11 is newer and safer
Not supported	vs	+Face unlockAdvantage Sensors help you use the device
3500 mAh	vs	+5020 mAh43% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Not supported	vs	+Water repellent nano-coating (don't immerse)Advantage Protection against water allows you talk to your friends in the rain, for example

28 Common items in both devices

6GB LPDDR4 / 6GB LPDDR4X

TFT IPS LCD

60Hz

16 million

Only digital zoom

PDAF: phase detection autofocus

EIS: Digital stabilization

+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 (BBF100-6)	Redmi Note 9 (128GB/6GB)
Change model		Choose the model
Model	Key2 (BBF100-6)	Redmi Note 9 (128GB/6GB)
Other model names	RIM BlackBerry KEYtwo dual-sim	Mi Redmi Note 9 M2003J15SC, M2003J15SS
Country or region available	Saudi Arabia, United Arab Emirates, India, Indonesia, Taiwan	China, India
Brand	BlackBerry	Xiaomi
Release date	6/1/2018	5/12/2020, Announced: 4/30/2020
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)	77.2 x 162.3 millimeters (3.04 x 6.39 in)
Weight	168 grams (5.88 ounces)	199 grams (6.97 ounces)
Build, materials	Aluminum body, glass front, plastic back	Plastic body, glass front
Protection against water and others	Not supported	Water repellent nano-coating (don't immerse)
📲 Display
	BlackBerry Key2 (BBF100-6)	Redmi Note 9 (128GB/6GB)
Display type	TFT IPS LCD	TFT IPS LCD
Screen size	4.5" inches	6.53" inches
Screen-to-body ratio	~55.5% (screen-to-body ratio)	~83.5% (screen-to-body ratio)
Display resolution	1080x1620 pixels	1080x2340 pixels (19.5:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	433 PPI	395 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 3	Gorilla Glass 5
Refresh rate	60Hz	60Hz
Display features	Not supported	450nits[typ]
🤖 Operating System
	BlackBerry Key2 (BBF100-6)	Redmi Note 9 (128GB/6GB)
System version	Android 8.1 Oreo	Android 10
Firmware update	feature not registered	Android 11
User Interface	feature not registered	MIUI 11 / 12
⚙️ Processor
	BlackBerry Key2 (BBF100-6)	Redmi Note 9 (128GB/6GB)
Chipset	64bit: Qualcomm Snapdragon 660 SDM660 (14nm)	64bit: MediaTek Helio G85 (12nm)
CPU	Octa-core, 2 processors: 4x 2.2GHz Kryo 260 Gold (Quad-core) 4x 1.8GHz Kryo 260 Silver (Quad-core)	Octa-core, 2 processors: 2x 2GHz ARM-Cortex-A75 (Dual-core) 6x 1.8GHz ARM-Cortex-A55 (Hexa-core)
GPU graphical controller	Qualcomm Adreno 512 650Mhz	ARM Mali-G52 MC2 (1GHz)
Performance (benchmark)	feature not registered	AnTuTu: 200451 (v8) Geekbench: 1292 (v5.1)
💽 Memory and storage
	BlackBerry Key2 (BBF100-6)	Redmi Note 9 (128GB/6GB)
RAM memory	6GB LPDDR4	6GB LPDDR4X
Internal storage	64GB (52GB available)	128GB (106GB available) eMMC 5.1
External storage	Until 256GB microSD, microSDXC (dedicated slot)	Until 512GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	BlackBerry Key2 (BBF100-6)	Redmi Note 9 (128GB/6GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (dedicated slot)	Dual-SIM Standby - Call active on one sim card (dedicated slot)
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	600/75 Mbps	300/150 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 850/900/1700/1900/2100
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 Cat7 (1, 2, 3, 4, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) VoLTE
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+, TD-LTE, LTE, LTE-A
Secondary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Secondary 3G network	Not supported	UMTS 850/900/1700/1900/2100
Secondary 4G network	Not supported	LTE Cat7 (1, 2, 3, 4, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) VoLTE
Secondary data network	GPRS, EDGE	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
📷 Camera
	BlackBerry Key2 (BBF100-6)	Redmi Note 9 (128GB/6GB)
Back camera (main camera)	(dual camera) 12 megapixels 12MP f/2.61.0µm	(quad camera) 48 megapixels 8MP ultrawide f/2.213mm1/4"1.12µm118° 2MP macro f/2.41.75µmAF 2MP depth f/2.41/5"1.7µm
Main camera resolution	4000x3000 pixels	8000x6000 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	Full HD (1920x1080) 30 fps
Flash	Dual-LED flash	LED flash
Focal aperture	f/1.8 (aperture)	f/1.8 (aperture)
Focal length	feature not registered	26mm lens
Sensor size	1/2.3" inches	1/2" inches
Pixel size	1.55µm pixel	0.8µm pixel
Autofocus	PDAF: phase detection autofocus	PDAF: phase detection 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	Supported
HDR	HDR photo on both cameras	HDR photo on both cameras
Camera extras	feature not registered	feature not registered
📸 Front camera
	BlackBerry Key2 (BBF100-6)	Redmi Note 9 (128GB/6GB)
Front camera (secondary)	8 megapixels	13 megapixels
Front camera resolution	3264x2448 pixels	4128x3096 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	f/2.0 (aperture)	f/2.3 (aperture)
Focal length	feature not registered	29mm lens
Sensor size	feature not registered	1/3.06" inches
Pixel size	1.12µm pixel	1.12µm pixel
🔉 Sound and multimedia
	BlackBerry Key2 (BBF100-6)	Redmi Note 9 (128GB/6GB)
Loudspeaker	Supported	Mono sound (not stereo)
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, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, OGG, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	BlackBerry Key2 (BBF100-6)	Redmi Note 9 (128GB/6GB)
USB	USB 3.1 Type-C, USB OTG On-The-Go	USB 2.0 Type-C, USB OTG On-The-Go
Audio output	3.5mm jack	3.5mm jack
TV output	USB Type-C (reversible)	USB Type-C (reversible)
Bluetooth	5.0 + A2DP/LE	5.0 + A2DP/LE
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) + MIMO WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, BeiDou	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFC	Supported	Not supported
Infrared port	Not supported	Supported
🧭 Sensors
	BlackBerry Key2 (BBF100-6)	Redmi Note 9 (128GB/6GB)
Sensors	Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Hall effect Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	BlackBerry Key2 (BBF100-6)	Redmi Note 9 (128GB/6GB)
Battery type	Li-Ion: lithium-ion (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	3500 mAh	5020 mAh
Charger, watts	Wired charging Quick Charge 3	18W Wired fast charging 9W Reverse charging by cable
Inductive / wireless charging	Not supported	Not supported
Talk time autonomy	feature not registered	33 hours (1.4 days)
Standby	feature not registered	feature not registered
➕ Other features
	BlackBerry Key2 (BBF100-6)	Redmi Note 9 (128GB/6GB)
Call control	Voice dialing, Voice recorder	Voice dialing, Voice recorder, Voice commands
Messaging	SMS (T9), MMS, E-mail, Push mail	SMS (T9), 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: Forest Green, Midnight Grey, Polar White • 22.5W charger (18W phone support)
☢️ Radiation rate
	BlackBerry Key2 (BBF100-6)	Redmi Note 9 (128GB/6GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	0.84W/kg (head), 0.9W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	0.72W/kg (head), 1.68W/kg (body)	0.8W/kg (head), 1.14W/kg (body)