Xiaomi Redmi Note 9 (4GB RAM + 128GB) vs Realme C21 (4GB RAM + 64GB)
Quick Comparison
Both Xiaomi Redmi Note 9 (4GB RAM + 128GB) and Realme C21 (4GB RAM + 64GB) comes with same RAM. In terms of display resolution, Xiaomi Redmi Note 9 (4GB RAM + 128GB) has better resolution of 2340 x 1080 than Realme C21 (4GB RAM + 64GB) which has resolution of 720 x 1600. Xiaomi Redmi Note 9 (4GB RAM + 128GB) has more internal memory than Realme C21 (4GB RAM + 64GB)
| Name | Xiaomi Redmi Note 9 (4GB RAM + 128GB) | Realme C21 (4GB RAM + 64GB) |
| RAM | 4 GB | 4 GB |
|---|---|---|
| Display | 6.53 in | 6.5 in |
| Internal Memory | 128 GB | 64 GB |
| Battery | 5020 mAh | 5000 mAh |
| Camera | 48 MP Quad | 13 MP + 2 MP + 2 MP Triple |
| Price | Rs. 14899 | Rs. 9999 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is July 20, 2020 . The cost of Xiaomi Redmi Note 9 (4GB RAM + 128GB) is Rs. 14899. The launch Date of the second phone is April 8, 2021. The cost of Realme C21 (4GB RAM + 64GB) is Rs. 9999.
Display comparison
Xiaomi Redmi Note 9 (4GB RAM + 128GB) has larger screen size of 6.53 inches in comparison to Realme C21 (4GB RAM + 64GB)'s 6.5 inch screen. There is IPS LCD Screen Type in both the phones. Xiaomi's phone has display density of 403 PPI & Realme's phone has only 269 PPI display density. In terms of screen to body ratio, Realme's phone has better screen to body ratio of ~ 89.5% than Xiaomi's phone ~ 83.5%. Xiaomi Redmi Note 9 (4GB RAM + 128GB) has 19.5:9 aspect ratio where as Realme C21 (4GB RAM + 64GB) has 20:09 aspect ratio.
Memory comparison
Both phones come with 4 GB RAM Xiaomi Redmi Note 9 (4GB RAM + 128GB) has more Internal Memory (128 GB) than Realme C21 (4GB RAM + 64GB) (64 GB).
Camera comparison
Xiaomi Redmi Note 9 (4GB RAM + 128GB)'s 48 MP Quad Rear Camera outshines Realme C21 (4GB RAM + 64GB)'s 13 MP + 2 MP + 2 MP Triple Rear Camera in terms of resolution. Xiaomi Redmi Note 9 (4GB RAM + 128GB) will be better choice if you're looking to click lot of selfies as it has better 13 MP Front Camera in comparison to Realme C21 (4GB RAM + 64GB)'s 5 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 10.0 and the second one on 10 version.
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Full Comparison
| Name | Xiaomi Redmi Note 9 (4GB RAM + 128GB) | Realme C21 (4GB RAM + 64GB) |
| General | ||
| Model | Redmi Note 9 | RMX3201, C21 |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | July 20, 2020 | April 8, 2021 |
| Design | ||
| Dimensions | 77.2 x 162.3 x 8.9 mm | 76.4 x 165.2 x 8.9 mm |
| Weight | 199 g | 190 g |
| Display | ||
| Type | Color IPS LCD Screen (16M Colors) | Color IPS LCD Screen (16.7M) |
| Touch | Yes | Yes, 120 Hz Touch Sampling Rate |
| Size | 6.53 inches, 1080 x 2340 pixels | 6.5 inches, 1600 x 720 pixels, 60 Hz |
| Aspect Ratio | 19.5:9 | 20:09 |
| PPI | ~ 403 PPI | ~ 269 PPI |
| Screen to Body Ratio | ~ 83.5% | ~ 89.5% |
| Glass Type | Corning Gorilla Glass 5 | |
| Features | Reading Mode 2.0, Plastic Frame | 120 Hz Touch , Sunlight Screen Support, COG Sealing Process, WideVine L3 |
| Notch | Yes, Punch Hole | Yes, Water Drop Notch |
| Memory | ||
| RAM | 4 GB | 4 GB |
| Storage | 128 GB | 64 GB |
| Card Slot | Yes, upto 512 GB | Yes, upto 256 GB |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| VoLTE | Yes, Dual Stand-By | Yes |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Bluetooth | Yes, v5.0, A2DP, LE | Yes, v5.0 |
| USB | Yes, USB-C | Yes, microUSB |
| USB Features | USB Tethering, USB on-the-go, USB Charging | USB on-the-go, USB Charging |
| IR Blaster | Yes | |
| Extra | ||
| GPS | yes with A-GPS, GLONASS, GALILEO, BDS | Yes |
| Fingerprint Sensor | Yes, Rear | Yes, Rear |
| Face Unlock | Yes | Yes |
| Sensors | Light sensor, Proximity sensor, Accelerometer, Compass | Magnetic Induction Sensor, Light Sensor, Proximity Sensor, Acceleration Sensor |
| 3.5mm Headphone Jack | Yes | Yes |
| Splash Resistant | Yes | |
| Extra Features | Night Shield, Step Tracker, Game Space, APP Market, Theme Store, Clone Phone, Phone Manager, Telephone Number Identification, TUV Rheinland Certified | |
| Camera | ||
| Rear Camera | 48 MP ƒ/1.79 (Main) 8 MP ƒ/2.2 (Ultra Wide) 2 MP ƒ/2.4 (Macro) Macro 2 MP ƒ/2.4 (Depth Sensor) | 13 MP ƒ/2.2 (Main) 2 MP ƒ/2.4 (Macro) Macro 2 MP ƒ/2.4 Mono |
| Camera Sensor | CMOS Sensor | |
| Auto Focus | Yes | Yes |
| Features | Night Mode, Document Mode, Cinematic portraits, HDR, Panorama, Pro mode, Portrait | Supports 20 Continuous Shooting, Photograph Functions: Night Mode, Panoramic View, Expert, Timelapse, Portrait Mode, HDR, Ultra Macro, AI Beauty, Filter, Chroma Boost, Video Recording Functions: Filter, Slow Motion, HDR |
| Video Recording | 1080p @ 30 fps FHD, 720p @ 120/30 fps HD | 720p, 720P |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 13 MP ƒ/2.3 (Main) | 5 MP |
| Front Video Recording | 1080p @ 30 fps FHD | 720p |
| Technical | ||
| OS | Android v10.0 | Android v10, upgradable to v11 |
| Chipset | MediaTek Helio G85 | MediaTek Helio G35 |
| CPU | 2 GHz, Octa Core Processor | 2.3 GHz, Octa Core Processor |
| Core Details | 2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55 | Arm Cortex-A53 |
| GPU | Mali-G52 MC2 | IMG GE8320 |
| Java | No | No |
| Browser | Yes, supports HTML5 | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | MP3, AMR, FLAC, APE | AAC, HE-AAC v1, HE-AAC v2, AMR, AWB, MIDI, MP3, OGG VORBIS |
| Video | MP4, M4V, MKV, XVID | MP4, 3GP, 3G2, 3GPP, 3GPP2, M4V, MKV |
| FM Radio | Yes | No |
| Document Reader | Yes | |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5020 mAh, Li-ion Battery | 5000 mAh, Li-Po Battery |
| Fast Charging | Yes, 22.5W Fast Charging | |
| Reverse Charging | Yes, 9W Reverse Charging | Yes |
| Talk Time | 34 hours | |
| Music Playback Time | 171 hours | |