Realme C21Y (4GB RAM + 64GB) vs Realme GT 7 (12GB RAM + 512GB)
Quick Comparison
Realme GT 7 (12GB RAM + 512GB) has better RAM than Realme C21Y (4GB RAM + 64GB). In terms of display resolution, Realme GT 7 (12GB RAM + 512GB) has better resolution of 2780 x 1264 than Realme C21Y (4GB RAM + 64GB) which has resolution of 1600 x 720. Realme GT 7 (12GB RAM + 512GB) has more internal memory than Realme C21Y (4GB RAM + 64GB)
| Name | Realme C21Y (4GB RAM + 64GB) | Realme GT 7 (12GB RAM + 512GB) |
| RAM | 4 GB | 12 GB |
|---|---|---|
| Display | 6.5 in | 6.78 in |
| Internal Memory | 64 GB | 512 GB |
| Battery | 5000 mAh | 7000 mAh |
| Camera | 13 MP + 2 MP + 2 MP Triple | 50 MP + 50 MP + 8 MP Triple |
| Price | Rs. 8499 | Rs. 52999 |
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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. 8499. The launch Date of the second phone is May 27, 2025. The cost of Realme GT 7 (12GB RAM + 512GB) is Rs. 52999.
Display comparison
Realme C21Y (4GB RAM + 64GB) has screen size of 6.5 inches which falls short to Realme GT 7 (12GB RAM + 512GB)'s 6.78 inch screen. Realme C21Y (4GB RAM + 64GB) has IPS LCD Screen type where as Realme GT 7 (12GB RAM + 512GB) has LTPO AMOLED Screen type. Realme GT 7 (12GB RAM + 512GB) has display density of 450 PPI & Realme C21Y (4GB RAM + 64GB) has only 269 PPI display density. In terms of screen to body ratio, Realme GT 7 (12GB RAM + 512GB) has better screen to body ratio of ~ 90.4% than Realme C21Y (4GB RAM + 64GB)'s ~ 88.7%. Realme C21Y (4GB RAM + 64GB) has 20:9 aspect ratio where as Realme GT 7 (12GB RAM + 512GB) has 20:9 aspect ratio.
Memory comparison
Realme GT 7 (12GB RAM + 512GB)'s larger 12 GB RAM is better for playing games and all with respect to Realme C21Y (4GB RAM + 64GB)'s lower 4 GB RAM. Realme GT 7 (12GB RAM + 512GB) has more Internal Memory (512 GB) than Realme C21Y (4GB RAM + 64GB) (64 GB).
Camera comparison
Realme GT 7 (12GB RAM + 512GB)'s 50 MP + 50 MP + 8 MP Triple Rear Camera outshines Realme C21Y (4GB RAM + 64GB)'s 13 MP + 2 MP + 2 MP Triple Rear Camera in terms of resolution. Realme GT 7 (12GB RAM + 512GB) 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.
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Full Comparison
| Name | Realme C21Y (4GB RAM + 64GB) | Realme GT 7 (12GB RAM + 512GB) |
| General | ||
| Country of Origin | India | |
| Model | C21Y | RMX5061 |
| 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 | May 27, 2025 |
| In The Box | 1 Phone, 1 Charger, 1 USB Data Cable, 1 SIM Ejector Tool, 1 Quick Guide(including warranty card), 1 Protective Case | |
| Design | ||
| Dimensions | 76 x 164.5 x 9.1 mm | 76.13 x 162.42 x 8.3 mm |
| Weight | 200 g | 206 g |
| Bezel less | No | |
| Colors | IceSense black, IceSense blue | |
| 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, 1264 x 2780 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 269 PPI | ~ 450 PPI |
| Screen to Body Ratio | ~ 88.7% | ~ 90.4% |
| Glass Type | Corning Gorilla Glass 7i | |
| Brightness | 6000nits | |
| Adaptive Refresh Rate | Yes, LTPO | |
| Features | Sunlight Screen Support, COG Sealing Process | |
| Notch | Yes, Water Drop Notch | Yes, Punch Hole |
| Memory | ||
| RAM | 4 GB | 12 GB |
| RAM Type | LPDDR5X | |
| Expandable RAM | Upto 12 GB Extra Virtual RAM | |
| Storage | 64 GB | 512 GB |
| Storage Type | UFS 4 | |
| Card Slot | Yes, upto 256 GB | No |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | |
| 5G Bands | NR: n1/n2/n3/n5/n7/n8/n20/n26/n28/n38/n40/n41/n66/n77/n78/n71 | |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Vo5G | Yes | |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Support 2.4/5GHz Wi-Fi Support 802.11b/g/n/a/ac/ax/be | |
| Bluetooth | Yes, v5.0 | Yes, v5.4, A2DP, LE, aptX HD |
| USB | Yes, microUSB | Yes, USB-C |
| USB Features | USB Tethering, USB on-the-go, USB Charging | USB Tethering, USB on-the-go, USB Charging |
| IR Blaster | Yes | |
| Performance | ||
| AnTuTu Score | 2,236,357 (Total) (v10) 541,113 (CPU) 903,304 (GPU) 407,233 (Memory) 384,707 (UX) | |
| AnTuTu Storage Score | 207,427 | |
| Geekbench Score | 7,457 (Multi Core) (v6) 2,264 (Single Core) 15,074 (OpenCL) 15,919 (Vulkan) | |
| 3DMark Score | 5,944 (Wild Life Extreme) (35.6 FPS) | |
| Speaker Score | 79 (Very Good) | |
| Battery Test Result | 20.83 hours | |
| Extra | ||
| GPS | With A-GPS, Beidou, Glonass | DualBand GPS(L1+L5), MultiBand BDS(B1I+B1C+B2a+B2b), GLONASS(G1), Galileo(E1+E5a+E5b), QZSS(L1+L5), NavIC:(L5) |
| Fingerprint Sensor | Yes, Rear | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Magnetic Induction Sensor, Light Sensor, Proximity Sensor, Gyro-meter, Acceleration Sensor, Compass | Proximity Sensor, Ambient Light Sensor, Color Temperature Sensor, E-compass, Accelerometer, Gyroscope |
| 3.5mm Headphone Jack | Yes | No |
| NFC | Yes | |
| AI Features | NEXT AI (AI Mobile), AI Eraser, AI Writer, AI Smart Loop, AI Recording Summery, Google Gemini, AI Travel Snap Camera | |
| Water Resistance | Yes, 1.5 m upto 30 min | |
| IP Rating | IP69 | |
| Dust Resistant | Yes | |
| Extra Features | Bypass Charging, Dual Mic Noise Cancellation, SignalCatcher Chip, 360° Ultimate Cooling | |
| 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/1.8 (Wide Angle) 1/1.56, 1.0µm, PDAF 50 MP ƒ/2 (Telephoto) 1/2.76", 0.64µm, PDAF, 2x optical zoom 8 MP ƒ/2.2 (Ultra Wide) 16mm, 112˚ (ultrawide), 1/4.0", 1.12µm |
| Camera Sensor | CMOS Sensor | Sony IMX906, Samsung's JN5 sensor |
| OIS | Yes | |
| Auto Focus | Yes | Yes |
| Features | Beauty, Filter, HDR, Panoramic View, Refocus, Timelapse, Slo-mo, NightScape, Expert | Color spectrum sensor, HDR, panorama |
| Video Recording | 1080p @ 30 fps FHD, 720P | 4K @ 60 fps UHD, 1080p @ 60 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 5 MP ƒ/2.2 Screen Flash | 32 MP ƒ/2.5 (Wide Angle) Sony IMX615 Punch Hole, Screen Flash |
| Front Video Recording | 720p | 4K @ 120/60 fps UHD, 1080p @ 60 fps FHD |
| Front Camera Features | Portrait Mode, Fast Forward, Panorama, Beauty Mode, HDR, Face Detection, Filters | Panorama |
| Technical | ||
| OS | Android v11 | Android v15 |
| Custom UI | Realme UI 6 | |
| Chipset | Unisoc T610 | Mediatek Dimensity 9400e |
| CPU | 1.8 GHz, Octa Core Processor | 3.4 GHz, Octa Core Processor |
| GPU | Mali-G52 | Immortalis-G720 MC12 |
| NPU | 4nm | |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | MPEG, AMRNB, AMRWB, AAC, G711.ALAW, G711.MLAW, VORBIS, OPUS, FLAC | AAC, APE, FLAC, AMR, MID, MP3, OGG, WAV, WMA, MKA |
| Video | H.264, MPEG-4, H.263, Sorenson Spark, VP8, VP9, H.265 | MP4, 3GP, ASF, AVI, FLV, M2TS, MKV, MPG, TS, WEBM, WMV |
| FM Radio | No | No |
| Speaker Type | Dual Stereo | |
| Audio Features | Supports OReality Audio , Hi-Res Audio Certification | |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5000 mAh, Li-Po Battery | 7000 mAh, Li-Po Battery |
| Fast Charging | Yes, 120W Charging | |
| Reverse Charging | Yes, 7.5W | |
| Bypass Charging | Yes | |