Product
Xiaomi Redmi Note 9
Xiaomi Redmi Note 9
Samsung Galaxy J1 mini prime
Samsung Galaxy J1 mini prime
Battery
Charging 18W wired 9W reverse wired -
Music play - Up to 29 h
Talk time - Up to 8 h (3G)
Type Li-Po 5020 mAh Li-Ion 1500 mAh, removable
Body
Build Glass front (Gorilla Glass 5), plastic frame, plastic back Glass front, plastic back, plastic frame
Dimensions 162.3 x 77.2 x 8.9 mm (6.39 x 3.04 x 0.35 in) 121.6 x 63.1 x 10.8 mm (4.79 x 2.48 x 0.43 in)
SIM Nano-SIM + Nano-SIM Single SIM (Micro-SIM) or Dual SIM (Micro-SIM, dual stand-by)
Weight 199 g (7.02 oz) 126 g (4.44 oz)
  Water-repellent coating -
Comms
Bluetooth 5.0, A2DP, LE 4.0, A2DP
Infrared port Yes -
NFC Yes (market/region dependent)M2003J15SG (Yes); M2003J15SS (No) No
Positioning GPS, GLONASS, GALILEO, BDS GPS, GLONASS
Radio FM radio, built-in antenna FM radio
USB USB Type-C 2.0 microUSB 2.0
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Display
Protection Corning Gorilla Glass 5 -
Resolution 1080 x 2340 pixels, 19.5:9 ratio (~395 ppi density) 480 x 800 pixels, 5:3 ratio (~233 ppi density)
Size 6.53 inches, 104.7 cm2 (~83.5% screen-to-body ratio) 4.0 inches, 45.5 cm2 (~59.4% screen-to-body ratio)
Type IPS LCD, 450 nits (typ) TFT, 256K colors
Features
Sensors Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass Accelerometer
Launch
Announced 2020, April 30 2016, December. Released 2016, December
Status Available. Released 2020, May 12 Discontinued
Main Camera
Features LED flash, HDR, panorama LED flash
Quad 48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 118˚ (ultrawide), 1/4.0", 1.12µm 2 MP, f/2.4, (macro), AF 2 MP, f/2.4, (depth) -
Single - 5 MP, f/2.2
Video 1080p@30fps 720p@30fps
Memory
Card slot microSDXC (dedicated slot) microSDXC (dedicated slot)
Internal 64GB 3GB RAM, 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM 8GB 1GB RAM
  - eMMC 5.1
Misc
Colors Forest Green, Midnight Grey, Polar White Gold, Black, White
Models M2003J15SC, M2003J15SG, M2003J15SS SM-J106F, SM-J106B, SM-J106H, SM-J106M
SAR 0.84 W/kg (head)     0.90 W/kg (body)     -
SAR EU 0.80 W/kg (head)     1.14 W/kg (body)     0.58 W/kg (head)     1.26 W/kg (body)    
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G bands HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 2100 - J106F/DS
4G bands 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41 1, 3, 5, 7, 8, 20, 40 - J106F/DS
Speed HSPA, LTE HSPA 21.1/5.76 Mbps, LTE Cat4 150/50 Mbps
Technology GSM / HSPA / LTE GSM / HSPA / LTE
  - HSDPA 900 / 2100 - J106H/DS
Our Tests
Battery (old) Endurance rating 125h -
Camera Photo / Video -
Display 1242:1 contrast ratio, 370 nits max brightness (measured) -
Loudspeaker -30.1 LUFS (Below average) -
Performance AnTuTu: 200414 (v8) GeekBench: 1292 (v5.1) -
Platform
Chipset Mediatek MT6769Z Helio G85 (12 nm) Spreadtrum SC9830
CPU Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55) Quad-core 1.5 GHz - J106F/DSQuad-core 1.2 GHz - J106B/DS, J106H/DS
GPU Mali-G52 MC2 Mali-400MP2
OS Android 10, upgradable to Android 12, MIUI 13 Android 5.1 (Lollipop) - 3G modelAndroid 6.0 (Marshmallow) - LTE model
Selfie camera
Features HDR, panorama -
Single 13 MP, f/2.3, 29mm (standard), 1/3.1", 1.12µm VGA
Video 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes