Realme C21Y vs Xiaomi Redmi Note Prime Comparison and Differences
Smartphone 1

Realme C21Y
Smartphone 2

Xiaomi Redmi Note Prime
Smartphone 3
Realme C21Y or Xiaomi Redmi Note Prime Specs Comparison
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Common specs
Brand and model | Realme C21Y | Xiaomi Redmi Note Prime | |
Rating | (+) | (+) | |
Release date | 2021, June 21 | 2015, December | |
Dimensions (HxWxD) | 164.5 x 76 x 9.1 mm | 6.48 x 6.48 x 2.99 in | 154 x 78.7 x 9.4 mm | 6.06 x 6.06 x 3.1 in | |
Weight | 200 g | 7.05 oz | 185 g | 6.53 oz | |
Body Build | Glass front, plastic back, plastic frame | ||
Case | buy from Amazon | buy from Amazon | |
Colors | Cross Black, Cross Blue | White | |
Battery | 5000 mAh, Li-Po, non-removable | 3100 mAh, Removable Li-Po | |
Battery life |
Stand by time - Up to 775 h (3G) Talking time - Up to 38 h (3G) Music play - Up to 60 h |
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Approximate price | 130 EUR | 140 EUR | |
Check price | from Amazon | from Amazon |
Screen
Technology | IPS LCD | IPS LCD | |
Touchscreen | capacitive touchscreen | capacitive touchscreen | |
Display colors | 16M | 16M | |
Screen size | 6.5" in | 5.5" in | |
Screen area | 102.0 cm2 | 83.4 cm2 | |
Screen format | 20:9 (height:width) | 16:9 (height:width) | |
Screen to body ratio | 81.6% | 68.8% | |
Screen resolution | 720 x 1600 px | 720 x 1280 px | |
Screen PPI /points per inch/ | 270 PPI | 267 PPI | |
Other specs | - 400 nits (typ) | ||
Screen protector | buy from Amazon | buy from Amazon |
Camera and Video
Rear camera, main | 13 MP, Dual | 13 MP, Single | |
Camera specs | -13 MP, f/2.2, 26mm (wide), 1/3.06'', 1.12µm, PDAF -2 MP, f/2.4, (macro) -2 MP, f/2.4, (depth) |
-13 MP, f/2.2, 28mm (wide), AF | |
Functions | LED flash, HDR, panorama | LED flash, HDR | |
Video | 1080p@30fps | 1080p@30fps | |
Front camera, selfie | 5 MP, Single | 5 MP, Single | |
Specifications | 5 MP, f/2.2, (wide), 1/5.0'', 1.12µm | 5 MP | |
Functions | HDR, panorama | ||
Video | 1080p@30fps | 720p |
Performance
Operating system - OS | Android 10, Realme UI | Android 4.4.4 (KitKat); MIUI 9.2 | |
Chipset | - Unisoc T610 (12 nm) | - Qualcomm MSM8916 Snapdragon 410 (28 nm) | |
CPU | - Octa-core (2xX.X GHz Cortex-A75 & 6x1.8 GHz Cortex-A55) | - Quad-core 1.2 GHz Cortex-A53 | |
GPU | Mali-G52 | Adreno 306 | |
External memory | microSDXC (dedicated slot) | microSD, up to 32 GB (dedicated slot) | |
Internal memory | 32GB 3GB RAM, 64GB 4GB RAM | 16 GB, 2 GB RAM |
Benchmark
Antutu 9 Total | 196954 | ||
GeekBench 5 Single Core | 350 | ||
GeekBench 5 Multi-Core | 1308 |
Communication and Connectivity
SIM card | Dual SIM (Nano-SIM, dual stand-by) | Dual SIM (Micro-SIM, dual stand-by) | |
Network | GSM / HSPA / LTE | GSM / HSPA / LTE | |
Bands | -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - 1, 3, 5, 8, 38, 40, 41 |
-2G - GSM 900 / 1800 / 850 - SIM 1 & SIM 2 -3G - HSDPA 900 / 1900 / 2100 -4G - LTE band 1(2100), 3(1800), 40(2300), 41(2500) |
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Speed | HSPA 42.2/5.76 Mbps, LTE | HSPA, LTE Cat4 150/50 Mbps | |
GPRS | Yes | Yes | |
Edge | Yes | Yes | |
Wi-Fi | Wi-Fi 802.11 b/g/n, hotspot | Wi-Fi 802.11 a/b/g/n, Wi-Fi Direct, hotspot | |
GPS | Yes, with A-GPS, GLONASS, BDS | Yes, with A-GPS, GLONASS, BDS | |
NFC | No | ||
USB | microUSB 2.0, USB On-The-Go | microUSB 2.0, USB Host | |
Bluetooth | 5.0, A2DP, LE | 4.0, A2DP, LE | |
Harmful irradiation | SAR - 0.50 W/kg (head) |
Music and Audio
Radio | Stereo FM radio | ||
Headphone jack | Yes | Yes | |
Others | - Active noise cancellation with dedicated mic |
Other features
Sensors | - Fingerprint (rear-mounted), accelerometer, proximity, compass | - Accelerometer, gyro, proximity, compass | |
Other extras |
- Reverse charging |
- Fast battery charging: 30% in 30 min (Quick Charge 1.0) |
Reviews and Opinions on Realme C21Y and Xiaomi Redmi Note Prime
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