Realme C21Y (4GB RAM + 64GB) has better RAM than OPPO A7 (3GB RAM + 64GB). In terms of display resolution, Realme C21Y (4GB RAM + 64GB) has better resolution of 1600 x 720 than OPPO A7 (3GB RAM + 64GB) which has resolution of 1520 x 720. Both have the same amount of internal memory.
Name | OPPO A7 (3GB RAM + 64GB) | Realme C21Y (4GB RAM + 64GB) |
RAM | 3 GB | 4 GB |
---|---|---|
Display | 6.2 in | 6.5 in |
Internal Memory | 64 GB | 64 GB |
Battery | 4230 mAh | 5000 mAh |
Camera | 13 MP + 2 MP Dual | 13 MP + 2 MP + 2 MP Triple |
Price | Rs. 9989 | Rs. 7890 |
The launch Date of the first phone is November, 2018. The cost of OPPO A7 (3GB RAM + 64GB) is Rs. 9989. The launch Date of the second phone is August 23, 2021. The cost of Realme C21Y (4GB RAM + 64GB) is Rs. 7890.
OPPO A7 (3GB RAM + 64GB) has screen size of 6.2 inches which falls short to Realme C21Y (4GB RAM + 64GB)'s 6.5 inch screen. Both the phones have IPS LCD Screen Type. OPPO's phone has display density of 271 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 OPPO's phone ~ 81.6%. OPPO A7 (3GB RAM + 64GB) has 19:9 aspect ratio where as Realme C21Y (4GB RAM + 64GB) has 20:9 aspect ratio.
Realme C21Y (4GB RAM + 64GB)'s larger 4 GB RAM is better for playing games and all with respect to OPPO A7 (3GB RAM + 64GB)'s lower 3 GB RAM. and both have same Internal Memory of 64 GB.
OPPO A7 (3GB RAM + 64GB) has 13 MP + 2 MP Dual Rear Camera in comparison to Realme C21Y (4GB RAM + 64GB)'s 13 MP + 2 MP + 2 MP Triple Rear Camera. OPPO A7 (3GB RAM + 64GB) will be better choice if you're looking to click lot of selfies as it has better 16 MP Front Camera in comparison to Realme C21Y (4GB RAM + 64GB)'s 5 MP Front Camera.
Both the phones has Android Operating System but the first one runs on version v8.1 and the second one on 11 version.
Name | OPPO A7 (3GB RAM + 64GB) | Realme C21Y (4GB RAM + 64GB) |
General | ||
Model | A7 3GB RAM | C21Y |
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 | November, 2018 | August 23, 2021 |
Design | ||
Dimensions | 75.4 x 155.9 x 8.1 mm | 76 x 164.5 x 9.1 mm |
Weight | 168 g | 200 g |
Display | ||
Type | Color IPS LCD Screen (16M Colors) | Color IPS LCD Screen (16.7M) |
Touch | Yes | Yes |
Size | 6.2 inches, 720 x 1520 pixels | 6.5 inches, 720 x 1600 pixels, 60 Hz |
Aspect Ratio | 19:9 | 20:9 |
PPI | ~ 271 PPI | ~ 269 PPI |
Screen to Body Ratio | ~ 81.6% | ~ 88.7% |
Features | Sunlight Screen Support, COG Sealing Process | |
Notch | Yes, Water Drop Notch | Yes, Water Drop Notch |
Memory | ||
RAM | 3 GB | 4 GB |
Storage | 64 GB | 64 GB |
Card Slot | Yes, upto 256 GB | Yes, upto 256 GB |
Connectivity | ||
GPRS | Yes | Yes |
EDGE | Yes | Yes |
3G | Yes | Yes |
4G | Yes | Yes |
VoLTE | Yes | Yes, Dual Stand-By |
Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
Bluetooth | Yes, v4.2 | Yes, v5.0 |
USB | Yes, microUSB v2.0 | Yes, microUSB |
USB Features | USB on-the-go | USB Tethering, USB on-the-go, USB Charging |
Extra | ||
GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS | With A-GPS, Beidou, Glonass |
Fingerprint Sensor | Yes, Rear | Yes, Rear |
Face Unlock | Yes | |
Sensors | Accelerometer, Proximity, Compass | Magnetic Induction Sensor, Light Sensor, Proximity Sensor, Gyro-meter, Acceleration Sensor, Compass |
3.5mm Headphone Jack | Yes | Yes |
Camera | ||
Rear Camera | 13 MP + 2 MP | 13 MP ƒ/2.2 (Main) 2 MP ƒ/2.4 (Macro) Macro 2 MP ƒ/2.4 Portrait |
Camera Sensor | CMOS Sensor | |
Auto Focus | Yes | Yes |
Features | HDR, Panorama | Beauty, Filter, HDR, Panoramic View, Refocus, Timelapse, Slo-mo, NightScape, Expert |
Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD, 720P |
Flash | Yes, LED | Yes, LED |
Front Camera | 16 MP | 5 MP ƒ/2.2 Screen Flash |
Front Video Recording | 720p | |
Technical | ||
OS | Android v8.1 (Oreo) | Android v11 |
Chipset | Qualcomm Snapdragon 450 | Unisoc T610 |
CPU | 1.8 GHz, Octa Core Processor | 1.8 GHz, Octa Core Processor |
GPU | Adreno 506 | Mali-G52 |
Java | No | No |
Browser | Yes, supports HTML5 | Yes |
Multimedia | ||
Yes | Yes | |
Music | MP3, eAAC+, WAV | MPEG, AMRNB, AMRWB, AAC, G711.ALAW, G711.MLAW, VORBIS, OPUS, FLAC |
Video | MP4, H.264, FLAC | H.264, MPEG-4, H.263, Sorenson Spark, VP8, VP9, H.265 |
FM Radio | Yes | No |
Document Reader | Yes | Yes |
Battery | ||
Type | Non-Removable Battery | Non-Removable Battery |
Size | 4230 mAh, Li-ion Battery | 5000 mAh, Li-Po Battery |