Samsung Galaxy A91 vs Xiaomi Redmi K100 Pro
Product
Price
550 USD
550 USD
Status
Discontinued
Available
Brand
Samsung Mobile
Xiaomi Mobiles
Model No
Galaxy A91 - SM-A915F
Xiaomi Redmi K100 Pro
Launch Date
2021, December 01
2026, September 02
Wikipedia
Technology
GSM / HSPA / LTE
GSM / HSPA / LTE / 5G
2G bands
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
GSM 850 / 900 / 1800 / 1900
3G bands
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
LTE band 1(2100), 3(1800), 4(1700/2100), 5(850), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)
LTE
Speed
HSPA 42.2/5.76 Mbps
HSPA, LTE, 5G
5G bands
SA/NSA
Dimensions
N/A
157.5 x 75.3 x 8.6 mm (6.20 x 2.96 x 0.34 in)
Weight
N/A
218 g (7.69 oz)
SIM
Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
Nano-SIM + Nano-SIM
Colors
White, Black
Black, White, Light Green, Red (Burgundy)
Build
Glass front, aluminum frame
IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min)
Type
Super AMOLED capacitive touchscreen, 16M colors
AMOLED, 68B colors, 185Hz, Dolby Vision, HDR Vivid, HDR10+, BT.2020, 4500 nits (peak)
Size
6.7 inches, 108.4 cm2
6.59 inches, 106.5 cm2 (~89.8% screen-to-body ratio)
Resolution
1080 x 2400 pixels, 20:9 ratio (~393 ppi density)
Always-on display
1156 x 2510 pixels, 19.5:9 ratio (~419 ppi density)
OS
Android 10, One UI
Android 16, HyperOS 3
Chipset
Qualcomm SM8150 Snapdragon 855 (7 nm)
Qualcomm SM8850-AC Snapdragon 8 Elite Gen 5 (3 nm)
CPU
Octa-core (1x2.84 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.78 GHz Kryo 485)
Octa-core (2x4.6 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix M)
GPU
Adreno 640
Adreno 840
RAM
8GB
12GB/16GB
Storage
128GB Built-in
256GB/512GB
UFS 4.1
Card Slot
microSDXC
Lens 1
48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF, OIS
200 MP, f/1.7, 24mm (wide), 0.5µm, PDAF, OIS
Lens 2
12 MP, f/2.2, 12mm (ultrawide), 1.12µm
50 MP, f/2.0, 60mm (telephoto), 1/2.75", 0.64µm, PDAF (10cm - ∞), OIS, 2.5x optical zoom
Lens 3
5 MP, f/2.2, (depth)
8 MP, 112˚ (ultrawide)
Features
Depth sensor, Geo-tagging, touch focus, face detection, LED flash, panorama, HDR
Color spectrum sensor, LED flash, HDR, panorama
Video
4K@30fps, 1080p@30/60fps (gyro-EIS), 720p@960fps
4K@30/60fps, 1080p@30/60/120/240/960/1920fps, gyro-EIS, HDR10+
Lens 1
32 MP, f/2.2, 25mm (wide), 1/2.8", 0.8µm
32 MP, f/2.2, 21mm (wide), 1/3.44", 0.64µm
Features
HDR, Face Focus, etc
Video
1080p@30fps
4K@30fps, 1080p@30/60fps
Capacity
(Li-Po Non removable), 4500 mAh - Fast battery charging 45W
Si/C Li-Ion 8500 mAh
Charging
Fast charging 45W
100W wired, PD3.0, QC3+, 100W PPS
50W wireless
22.5W reverse wireless
Sensors
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Samsung DeX (desktop experience support)
ANT+
Fingerprint (under display, ultrasonic), accelerometer, proximity, gyro, compass
Loudspeaker
Yes
Yes, with stereo speakers (with Dolby Atmos)
3.5mm jack
No
WLAN
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Wi-Fi 802.11 a/b/g/n/ac/6/7, dual-band, Wi-Fi Direct
Bluetooth
5.0, A2DP, LE
6.0, A2DP, LE, LHDC 5.0, ASHA, MIHC, Auracast
GPS
Yes, with A-GPS, GLONASS, GALILEO, BDS
GPS (L1+L5), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC, GLONASS
USB
2.0, Type-C 1.0 reversible connector
USB Type-C, OTG
NFC
Yes