Realme C21Y (4GB RAM + 64GB) vs Asus ROG Phone 9 Pro
Quick Comparison
Asus ROG Phone 9 Pro has better RAM than Realme C21Y (4GB RAM + 64GB). In terms of display resolution, Asus ROG Phone 9 Pro has better resolution of 2400 x 1080 than Realme C21Y (4GB RAM + 64GB) which has resolution of 1600 x 720. Asus ROG Phone 9 Pro has more internal memory than Realme C21Y (4GB RAM + 64GB)
| Name | Realme C21Y (4GB RAM + 64GB) | Asus ROG Phone 9 Pro |
| RAM | 4 GB | 16 GB |
|---|---|---|
| Display | 6.5 in | 6.78 in |
| Internal Memory | 64 GB | 512 GB |
| Battery | 5000 mAh | 5800 mAh |
| Camera | 13 MP + 2 MP + 2 MP Triple | 50 MP + 32 MP + 13 MP Triple |
| Price | Rs. 8500 | Rs. 101990 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is August 23, 2021. The cost of Realme C21Y (4GB RAM + 64GB) is Rs. 8500. The launch Date of the second phone is November 19, 2024. The Expected cost of Asus ROG Phone 9 Pro is Rs. 101990.
Display comparison
Realme C21Y (4GB RAM + 64GB) has screen size of 6.5 inches which falls short to Asus ROG Phone 9 Pro's 6.78 inch screen. Realme C21Y (4GB RAM + 64GB) has IPS LCD Screen type where as Asus ROG Phone 9 Pro has LTPO AMOLED Screen type. Asus's phone has display density of 388 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 ~ 88.7% than Asus's phone ~ 88.2%. Realme C21Y (4GB RAM + 64GB) has 20:9 aspect ratio where as Asus ROG Phone 9 Pro has 20.4:9 aspect ratio.
Memory comparison
Asus ROG Phone 9 Pro's larger 16 GB RAM is better for playing games and all with respect to Realme C21Y (4GB RAM + 64GB)'s lower 4 GB RAM. Asus ROG Phone 9 Pro has more Internal Memory (512 GB) than Realme C21Y (4GB RAM + 64GB) (64 GB).
Camera comparison
Asus ROG Phone 9 Pro's 50 MP + 32 MP + 13 MP Triple Rear Camera outshines Realme C21Y (4GB RAM + 64GB)'s 13 MP + 2 MP + 2 MP Triple Rear Camera in terms of resolution. Asus ROG Phone 9 Pro will be better choice if you're looking to click lot of selfies as it has better 32 MP Front Camera in comparison to Realme C21Y (4GB RAM + 64GB)'s 5 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 11 and the second one on 15 version.
Related Comparisons
Full Comparison
| Name | Realme C21Y (4GB RAM + 64GB) | Asus ROG Phone 9 Pro |
| General | ||
| Model | C21Y | ROG Phone 9 Pro |
| 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 | August 23, 2021 | November 19, 2024 |
| In The Box | Clear Case, USB-C to USB-C cable (120 cm), Ejector pin (SIM tray needle), USB power adapter (65-Watt), Documentation (user guide, warranty card) | |
| Design | ||
| Dimensions | 76 x 164.5 x 9.1 mm | 76.8 x 163.8 x 8.9 mm |
| Weight | 200 g | 227 g |
| Bezel less | No | |
| Colors | Phantom Black | |
| Display | ||
| Type | Color IPS LCD Screen (16.7M) | Color LTPO AMOLED Screen (1B Colors) |
| Touch | Yes | Yes |
| Size | 6.5 inches, 720 x 1600 pixels, 60 Hz | 6.78 inches, 1080 x 2400 pixels, 185 Hz |
| Aspect Ratio | 20:9 | 20.4:9 |
| PPI | ~ 269 PPI | ~ 388 PPI |
| Screen to Body Ratio | ~ 88.7% | ~ 88.2% |
| Glass Type | Corning Gorilla Glass Victus 2 | |
| Features | Sunlight Screen Support, COG Sealing Process | HDR10, 1600 nits (HBM), 2500 nits (peak) |
| Notch | Yes, Water Drop Notch | Yes, Punch Hole |
| Memory | ||
| RAM | 4 GB | 16 GB |
| Storage | 64 GB | 512 GB |
| Storage Type | UFS 4 | |
| Card Slot | Yes, upto 256 GB | |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-Fi 7 | |
| Bluetooth | Yes, v5.0 | Yes, v5.4 |
| USB | Yes, microUSB | Yes, USB-C v1.4 |
| USB Features | USB Tethering, USB on-the-go, USB Charging | USB Tethering, USB on-the-go, USB Charging |
| Extra | ||
| GPS | With A-GPS, Beidou, Glonass | GNSS support GPS(L1/L5), Glonass(L1), Galileo(E1/E5a), BeiDou(B1i/B1c/B2a), QZSS(L1/L5) and NavIC |
| Fingerprint Sensor | Yes, Rear | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Magnetic Induction Sensor, Light Sensor, Proximity Sensor, Gyro-meter, Acceleration Sensor, Compass | Accelerometer, E-compass, Gyroscope, Proximity sensor, Ambient-light sensor, AirTrigger |
| 3.5mm Headphone Jack | Yes | Yes |
| NFC | Yes | |
| Water Resistance | Yes, 1.5 m upto 30 min | |
| IP Rating | IP68 | |
| Dust Resistant | Yes | |
| Extra Features | AnTuTu: 3042971, GeekBench: 10179, 3DMark: 6599 LPDDR5X RAM, Multi-Magnet Dual Stereo Speakers, Tri-microphones with ASUS Noise Reduction Technology, Esim Support | |
| Camera | ||
| Rear Camera | 13 MP ƒ/2.2 (Main) 2 MP ƒ/2.4 (Macro) Macro 2 MP ƒ/2.4 Portrait | 50 MP ƒ/1.9 (Wide Angle) 24mm (wide), 1/1.56", 1.0µm, PDAF, gimbal OIS, Sony Lytia 700 32 MP ƒ/2.4 (Telephoto) 1/3.2", 0.7µm, PDAF, OIS, 3x optical zoom 13 MP ƒ/2.2 (Ultra Wide) 13mm, 120˚ (ultrawide) |
| Camera Sensor | CMOS Sensor | Sony Lytia 700 |
| OIS | Yes | |
| Auto Focus | Yes | Yes |
| Features | Beauty, Filter, HDR, Panoramic View, Refocus, Timelapse, Slo-mo, NightScape, Expert | HDR, Panorama |
| Video Recording | 1080p @ 30 fps FHD, 720P | 8K @ 30 fps UHD, 4K @ 60 fps UHD, 1080p @ 60 fps FHD, 720p @ 480 fps HD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 5 MP ƒ/2.2 Screen Flash | 32 MP ƒ/2.5 (Wide Angle) Punch Hole |
| Front Video Recording | 720p | 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v11 | Android v15 |
| Custom UI | ROG UI | |
| Chipset | Unisoc T610 | Qualcomm Snapdragon 8 Elite |
| CPU | 1.8 GHz, Octa Core Processor | 4.32 GHz, Octa Core Processor |
| Core Details | 2x Prime Core@4.32 GHz & 6x Performance Core@3.53 GHz | |
| GPU | Mali-G52 | Adreno 830 |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | MPEG, AMRNB, AMRWB, AAC, G711.ALAW, G711.MLAW, VORBIS, OPUS, FLAC | Yes |
| Video | H.264, MPEG-4, H.263, Sorenson Spark, VP8, VP9, H.265 | Yes |
| FM Radio | No | No |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5000 mAh, Li-Po Battery | 5800 mAh, Li-Po Battery |
| Fast Charging | Yes, 65W Fast Charging | |
| Wireless Charging | Yes, 15W | |
| Reverse Charging | Yes, 10W | |