Category Breakdown
BLU F91
Xiaomi Redmi K50i
Performance
70.870.8
Camera
47.948.7
Display
70.576.5
Battery
69.067.5
Build
66.868.8
Overall
64.365.7
Summary
- The BLU F91 features a 6.8-inch IPS LCD display with a resolution of 1080 x 2460 pixels and a 60Hz refresh rate, while the Xiaomi Redmi K50i has a slightly smaller 6.6-inch FFS LCD display that supports a 144Hz refresh rate and HDR10.
- In terms of performance, the BLU F91 is powered by the Mediatek Dimensity 810 chipset, whereas the Redmi K50i utilizes the more advanced Dimensity 8100.
- The camera setup on the Redmi K50i is superior, offering a 64 MP main sensor compared to the 48 MP on the BLU F91, and both devices have a 16 MP front camera.
- Battery capacity is similar, with the BLU F91 at 5000 mAh and the Redmi K50i at 5080 mAh, but the latter supports significantly faster 67W charging.
- Both phones run Android, with the BLU F91 on Android 11 and the Redmi K50i on Android 12, which is upgradable to Android 13, and the Redmi model also includes stereo speakers, enhancing the software experience.
Side-by-side Specification Comparison
BLU F91
Xiaomi Redmi K50i
General
Release Date
2022, April 20
2022, July 20
Announced
2022, April 20
2022, July 20
Description
N/A
N/A
Display
Size
6.8"
6.6"
Type
IPS LCD
FFS LCD, 144Hz, HDR10, Dolby Vision, 500 nits (typ), 650 nits (HBM)
Resolution
1080 x 2460 pixels (~395 ppi density)
1080 x 2460 pixels (~407 ppi density)
PPI
1080
1080
Refresh Rate
60Hz
144Hz
Peak Brightness
N/A
N/A
HDR Support
✗
✓
Protection
N/A
Corning Gorilla Glass 5
Performance
Chipset
Mediatek Dimensity 810 (6 nm)
Mediatek Dimensity 8100 (5 nm)
CPU
Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
Octa-core (4x2.85 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
GPU
Mali-G57 MC2
Mali-G610 MC6
Memory
128GB 8GB RAM
128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
Expandable Storage
✗
✗
Card Slot
microSDXC
No
Camera
Main Camera
48 MP
64 MP
Main Camera Details
48 MP, f/1.8, (wide) 1/2.0", 0.8µm, PDAF5 MP, f/2.2, 115˚ (ultrawide)2 MP, f/2.4, (macro)2 MP, f/2.4, (depth)
64 MP, f/1.9, (wide), 1/1.72", 0.8µm, PDAF8 MP, f/2.2, 120˚, (ultrawide)2 MP, f/2.4, (macro)
Front Camera
16 MP
16 MP
Front Camera Details
16 MP, f/2.0
16 MP, f/2.5, (wide)
Video Recording
4K@30fps, 1080p@30fps
4K@30fps, 1080p@30/60fps
Selfie Video
1080p@30fps
1080p@30fps
OIS
✗
✗
Night Mode
✗
✗
RAW Support
✗
✗
Battery
Capacity
5000 mAh
5080 mAh
Battery Details
Li-Po 5000 mAh
Li-Po 5080 mAh
Charging Details
18W wired10W wirelessReverse wired
67W wired, 50% in 15 min, 100% in 46 min
Fast Charging
✗
✗
Wireless Charging
✓
✗
Build & Design
Dimensions
168.7 x 76.8 x 8.9 mm (6.64 x 3.02 x 0.35 in)
163.6 x 74.3 x 8.9 mm (6.44 x 2.93 x 0.35 in)
Weight
209 g
200 g
Materials
N/A
N/A
Water Resistance
N/A
N/A
Colors
Blue
Phantom Blue, Stealth Black, Quick Silver
Foldable
✗
✗
Connectivity
SIM
Nano-SIM + Nano-SIM
Nano-SIM + Nano-SIM
Network
GSM / HSPA / LTE / 5G
GSM / HSPA / LTE / 5G
Network Speed
HSPA, LTE, 5G
HSPA, LTE (CA), 5G
5G
✓
✓
4G
✓
✓
WiFi
Wi-Fi 802.11 b/g/n/ac, Wi-Fi Direct
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct
Bluetooth
5.1, A2DP, LE
5.3, A2DP, LE
NFC
✓
✗
USB
USB Type-C 2.0, OTG
USB Type-C 2.0, OTG
IR Blaster
✗
✗
Headphone Jack
✓
✓
Radio
✗
✗
Positioning
GPS
GPS (L1), GLONASS (L1), BDS (B1I+B1c), GALILEO (E1), QZSS (L1)
Software
Operating System
Android 11
Android 12, upgradable to Android 13, MIUI 14
OS Version
Android 11
Android 12, upgradable to Android 13, MIUI 14
Security
Fingerprint
✓
✓
Face Unlock
✗
✗
Sensors
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Fingerprint (side-mounted), accelerometer, proximity, gyro, compass
Audio
Stereo Speakers
✗
✓
Loudspeaker
Yes
Yes, with stereo speakers
Audio Jack
Yes
Yes

