Category Breakdown
BlackBerry KEY2
Xiaomi Mi 5s Plus
Performance
74.472.7
Camera
38.138.1
Display
58.958.9
Battery
26.627.1
Build
74.792.2
Connectivity
68.067.5
Audio
8.98.9
Overall
44.944.0
Summary
- The BlackBerry KEY2 features a smaller 4.5-inch IPS LCD display with a resolution of 1080 x 1620 pixels, while the Xiaomi Mi 5s Plus has a larger 5.7-inch IPS LCD with a resolution of 1080 x 1920 pixels.
- In terms of performance, the KEY2 is powered by a Snapdragon 660 chipset with 6GB of RAM, compared to the Mi 5s Plus, which uses a Snapdragon 821 with up to 6GB of RAM.
- The KEY2's rear camera setup includes dual 12 MP sensors, whereas the Mi 5s Plus has a dual 13 MP configuration.
- Battery capacity is slightly higher in the Mi 5s Plus at 3800 mAh compared to the KEY2's 3500 mAh, both supporting 18W charging.
- The KEY2 runs on Android 8.1, while the Mi 5s Plus originally launched with Android 6.0 but is upgradable to 8.0 with MIUI.
- Build quality for both devices includes aluminum frames, but the KEY2 has a plastic back while the Mi 5s Plus features an aluminum back.
Side-by-side Specification Comparison
BlackBerry KEY2
Xiaomi Mi 5s Plus
General
Release Date
2018
2016
Announced
2018
2016
Description
Versions: BBF100-1 (EU, Africa, AU); BBF100-2 (Canada, US, LATAM); BBF100-6 (ME, APAC, India); BBF100-4 (China)
Also known as BlackBerry Athena
N/A
Display
Size
4.5"
5.7"
Type
IPS LCD
IPS LCD
Resolution
1080 x 1620 pixels, 3:2 ratio (~434 ppi density)
1080 x 1920 pixels, 16:9 ratio (~386 ppi density)
PPI
1080
1080
Refresh Rate
60Hz
60Hz
HDR Support
✗
✗
Protection
Corning Gorilla Glass 3
N/A
Performance
Chipset
Qualcomm SDM660 Snapdragon 660 (14 nm)
Qualcomm MSM8996 Snapdragon 821 (14 nm)
CPU
Octa-core (4x2.2 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)
Quad-core (2x2.35 GHz Kryo & 2x2.2 GHz Kryo)
GPU
Adreno 512
Adreno 530
Memory
64GB 6GB RAM, 128GB 6GB RAM
64GB 4GB RAM, 128GB 6GB RAM
Expandable Storage
✗
✗
Card Slot
microSDXC (uses shared SIM slot)
No
Camera
Main Camera
12 MP, f/1.8, 1/2.3", 1.28µm, dual pixel PDAF12 MP, f/2.6, 1/3.4", 1.0µm, PDAF
13 MP, f/2.0, 1/3.1", 1.12µm, PDAF13 MP B/W, f/2.0, 1/3.1", 1.12µm
Main Camera Features
Dual-LED dual-tone flash, HDR, panorama
Dual-LED dual-tone flash, HDR, panorama
Front Camera
8 MP, f/2.0, 1/4.0", 1.12µm
4 MP, f/2.0, 1/3", 2µm
Front Camera Features
N/A
N/A
Video Recording
4K@30fps, 1080p@30fps
4K@30fps, 1080p@30fps
Selfie Video
1080p@30fps
1080p@30fps
Optical Stabilization
✗
✗
Night Mode
✗
✗
Raw Photo Support
✗
✗
Battery
Capacity
3500 mAh
3800 mAh
Battery Details
Li-Ion 3500 mAh, non-removable
Li-Ion 3800 mAh, non-removable
Charging Details
18W wired, QC3, 50% in 36 min
18W wired, QC3
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Safety
Dimensions
151.4 x 71.8 x 8.5 mm (5.96 x 2.83 x 0.33 in)
154.6 x 77.7 x 8 mm (6.09 x 3.06 x 0.31 in)
Weight
168 g
168 g
Materials
Glass front (Gorilla Glass 3), plastic back, aluminum frame (7000 series)
Glass front, aluminum back, aluminum frame
Colors
Black, Silver, Red
Silver, Gray, Gold, Rose Gold
Foldable
✗
✗
SAR
N/A
1.16 W/kg (head) 1.47 W/kg (body)
Connectivity
SIM
Nano-SIMNano-SIM + Nano-SIM - BBF100-6 only
Nano-SIM + Nano-SIM
Network
GSM / HSPA / LTE
GSM / CDMA / HSPA / EVDO / LTE
Network Speed
HSPA 42.2/5.76 Mbps, LTE (3CA) Cat11 600/75 Mbps
HSPA, LTE
5G
✗
✗
4G
✓
✓
WiFi
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA
Bluetooth
5.0, A2DP, LE, EDR
4.2, A2DP, LE
NFC
✓
✓
USB
USB Type-C 3.0, OTG
USB Type-C
IR Blaster
✗
✗
Headphone Jack
✓
✓
Radio
✗
✗
Positioning
GPS, GLONASS, BDS2
GPS, GLONASS, BDS
Audio
Stereo Speakers
✗
✗
Loudspeaker
Yes
Yes
Audio Jack
Yes
Yes
Software & Security
Operating System
Android 8.1 (Oreo)
Android 6.0 (Marshmallow), upgradable to 8.0 (Oreo), MIUI
Fingerprint
✓
✓
Face Unlock
✗
✗
Sensors
Fingerprint (front-mounted), accelerometer, gyro, proximity, compass
Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass, barometer

