Xiaomi Redmi Note 9 vs Tecno Spark 40 Pro
Product
Price
149 USD
149 USD
Status
Discontinued
Available
Brand
Xiaomi Mobiles
Tecno Mobiles
Model No
M2003J15SC, M2003J15SG, M2003J15SS
KM6
Launch Date
2020, April 27
2025, September 16
Wikipedia
Technology
GSM / HSPA / LTE
GSM / HSPA / LTE
2G bands
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
GSM 850 / 900 / 1800 / 1900
3G bands
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41
1, 2, 3, 4, 5, 7, 8, 12, 20, 28, 38, 40, 41, 66
Speed
HSPA 42.2/5.76 Mbps, LTE-A
HSPA, LTE
Dimensions
162.3 x 77.2 x 8.9 mm (6.39 x 3.04 x 0.35 in)
163.7 x 75.9 x 6.7 mm (6.44 x 2.99 x 0.26 in)
Weight
199 g (7.02 oz)
Build
Glass front (Gorilla Glass 5), plastic frame
Glass front (Gorilla Glass 7i), plastic back, plastic frame
IP64 dust tight and water resistant (water splashes)
Drop resistant up to 1.5m
SIM
Dual SIM (Nano-SIM, dual stand-by)
Water-repellent coating
Nano-SIM + Nano-SIM
Colors
Forest Green, Midnight Grey, Polar White
Ink Black, Moon Titanium, Lake Blue, Bamboo Green
Type
IPS LCD, 450 nits (typ)
AMOLED, 1B colors, 144Hz, 1600 nits (HBM), 4500 nits (peak)
Size
6.53 inches, 104.7 cm2 (~83.5% screen-to-body ratio)
6.78 inches, 111.0 cm2 (~89.3% screen-to-body ratio)
Resolution
1080 x 2340 pixels, 19.5:9 ratio (~395 ppi density)
1224 x 2720 pixels, 20:9 ratio (~440 ppi density)
OS
Android 10, MIUI 12
Android 15, HIOS 15.1
Chipset
MediaTek Helio G85 (12nm)
Mediatek Helio G100 Ultimate (6 nm)
CPU
Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU
Mali-G52 MC2
Mali-G57 MC2
RAM
4GB
8GB
Storage
64GB/128GB
128GB/56GB
Card Slot
microSDXC (dedicated slot)
microSDXC
Lens 1
48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF
50 MP, f/1.6, (wide), 1/2.8", 0.64µm, PDAF
Auxiliary lens
Lens 2
8 MP, f/2.2, 118˚ (ultrawide), 1/4.0", 1.12µm
Lens 3
2 MP, f/2.4, (macro), AF
Lens 4
2 MP, f/2.4, (depth)
Features
Night mode | Document mode | Cinematic portraits | Movie frame | 48MP HD | Smart ultra-wide angle mode | Rear camera Beautify | Steady handheld night photography | Portrait mode background blurring | Panorama mode | Pro mode | Macro mode | Photo timer | Leveling | Burst mode | Face recognition | HDR | Ultra wide-angle edge distortion correction | Custom watermark | Kaleidoscope | AI watermark | AI beautify
Dual-LED flash, HDR
Video
1080p@30fps - Cinematic video | Macro recording | Short video mode | Movie frame
1440p@30fps, 1080p@30fps
Lens 1
13 MP, f/2.3, 29mm (standard), 1/3.1", 1.12µm
13 MP, f/2.2, (wide), 1/3.1", 1.12µm
Features
Panorama selfie | Portrait selfies | Palm shutter | Front camera HDR | Front facing flash | Face recognition | AI silhouette detection AI Beautify | AI portrait mode
Dual-LED flash
Video
1080p@30fps
1080p@30fps
Capacity
(Li-Po Non removable), 4500 mAh -
5200 mAh
Charging
Fast battery charging
45W wired
10W reverse wired
Sensors
Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Fingerprint (under display, optical), accelerometer, proximity, compass
Circle to Search
Loudspeaker
Yes
Yes, with stereo speakers
3.5mm jack
Yes
Yes
24-bit/192kHz Hi-Res & Hi-Res Wireless audio
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, dual-band
Bluetooth
5.0, A2DP, LE
5.3, A2DP, LE
GPS
Yes, with A-GPS, GLONASS, GALILEO, BDS
Yes
NFC
Yes (market/region dependent)
M2003J15SG (Yes); M2003J15SS (No)
Yes (market/region dependent)
Radio
Unspecified
FM radio
USB
2.0, Type-C 1.0 reversible connector
USB Type-C 2.0, OTG
Performance
AnTuTu: 200414 (v8)
GeekBench: 1292 (v5.1)
Display
Contrast ratio: 1242:1 (nominal)
Camera
Photo / Video
Loudspeaker
-30.1 LUFS (Below average)
Battery life
Endurance rating 125h

