Blackberry 8820 vs Xiaomi Redmi A7
Product
Price
131 USD
129 USD
Status
Available
Available
Brand
BlackBerry
Xiaomi Mobiles
Model No
8820
Xiaomi Redmi A7
Technology
GSM
GSM / HSPA / LTE
2G bands
GSM 850 / 900 / 1800 / 1900
GSM 850 / 900 / 1800 / 1900
3G bands
HSDPA 850 / 900 / 2100
4G bands
1, 3, 5, 8, 28, 40, 41
Speed
HSPA, LTE
Dimensions
114 x 66 x 14 mm (4.49 x 2.60 x 0.55 in)
171.8 x 79.8 x 8.3 mm (6.76 x 3.14 x 0.33 in)
Weight
134 g (4.73 oz)
193 g (6.81 oz)
Build
Dust and splash resistant
SIM
Nano-SIM + Nano-SIM
Colors
Black, Sky Blue
Size
2.5 inches, 19.4 cm2 (~25.7% screen-to-body ratio)
6.88 inches, 112.4 cm2 (~82.0% screen-to-body ratio)
Resolution
320 x 240 pixels, 4:3 ratio (~160 ppi density)
720 x 1640 pixels (~260 ppi density)
Type
IPS LCD, 120Hz, 600 nits (peak)
RAM
16MB
3GB
Storage
64MB
64GB
Card Slot
microSD (dedicated slot)
Capacity
Removable Li-Ion 1400 mAh battery
5200 mAh
Talk Time
Stand-by,Up to 520 hTalk time,Up to 5 h
Charging
15W wired
7.5W reverse wired
Loudspeaker
Loudspeaker ,Yes Alert types,Vibration MP3, WAV ringtones3.5mm jack ,No
Yes
3.5mm jack
Yes
Launch Date
2026, April 21
OS
Android 15, up to 2 major Android upgrades
Chipset
Unisoc T7250 (12 nm)
CPU
Octa-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
GPU
Mali-G57 MP1
Lens 1
13 MP, f/2.2, (wide)
Features
LED flash, HDR
Video
1080p@30fps
Lens 1
8 MP, f/2.0, (wide)
Features
HDR
Video
1080p@30fps
Sensors
Fingerprint (side-mounted), accelerometer, compass
Virtual proximity sensing
WLAN
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
5.2, A2DP, LE
GPS
GPS, GALILEO, GLONASS
Radio
FM radio
USB
USB Type-C 2.0, OTG