OPPO A78 has better RAM than Xiaomi Redmi A3 (4GB RAM + 128GB). In terms of display resolution, Xiaomi Redmi A3 (4GB RAM + 128GB) has better resolution of 1650 x 720 than OPPO A78 which has resolution of 1612 x 720. Both have the same amount of internal memory.
| Name | Xiaomi Redmi A3 (4GB RAM + 128GB) | OPPO A78 |
| RAM | 4 GB | 8 GB |
|---|---|---|
| Display | 6.71 in | 6.56 in |
| Internal Memory | 128 GB | 128 GB |
| Battery | 5000 mAh | 5000 mAh |
| Camera | 8 MP Dual | 50 MP + 2 MP Dual |
| Price | Rs. 13999 | Rs. 22999 |
The launch Date of the first phone is February 14, 2024. The cost of Xiaomi Redmi A3 (4GB RAM + 128GB) is Rs. 13999. The launch Date of the second phone is January 16, 2023. The cost of OPPO A78 is Rs. 22999.
OPPO A78 has screen size of 6.56 inches which falls short to Xiaomi Redmi A3 (4GB RAM + 128GB)'s 6.71 inch screen. There is IPS Screen Type in both the phones. OPPO's phone has display density of 269 PPI & Xiaomi's phone has only 263 PPI display density. In terms of screen to body ratio, Xiaomi's phone has better screen to body ratio of ~ 90% than OPPO's phone ~ 84%. Xiaomi Redmi A3 (4GB RAM + 128GB) has 20.5:9 aspect ratio where as OPPO A78 has 20:9 aspect ratio.
OPPO A78's larger 8 GB RAM is better for playing games and all with respect to Xiaomi Redmi A3 (4GB RAM + 128GB)'s lower 4 GB RAM. and both have same Internal Memory of 128 GB.
OPPO A78's 50 MP + 2 MP Dual Rear Camera outshines Xiaomi Redmi A3 (4GB RAM + 128GB)'s 8 MP Dual Rear Camera in terms of resolution. OPPO A78 will be better choice if you're looking to click lot of selfies as it has better 8 MP Front Camera in comparison to Xiaomi Redmi A3 (4GB RAM + 128GB)'s 5 MP Front Camera.
Both the phones has Android Operating System but the first one runs on version 13 and the second one on 12 version.
| Name | Xiaomi Redmi A3 (4GB RAM + 128GB) | OPPO A78 |
| General | ||
| Model | Redmi A3 | A78 |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | February 14, 2024 | January 16, 2023 |
| In The Box | Handset, Adapter, USB Type-C Cable, Sim Eject Tool, Quick Start Guide, Warranty Card | |
| Design | ||
| Dimensions | 76.3 x 168.3 x 8.32 mm | 75.1 x 163.8 x 8 mm |
| Weight | 199 g | 188 g |
| Colors | Olive Green, Midnight Black, Lake Blue | Glowing Black, Glowing Purple |
| Display | ||
| Type | Color IPS Screen (16M Colors) | Color IPS Screen (16.7 M) |
| Touch | Yes | Yes |
| Size | 6.71 inches, 720 x 1650 pixels, 90 Hz | 6.56 inches, 720 x 1612 pixels, 90 Hz |
| Aspect Ratio | 20.5:9 | 20:9 |
| PPI | ~ 263 PPI | ~ 269 PPI |
| Screen to Body Ratio | ~ 90% | ~ 84% |
| Glass Type | Corning Gorilla Glass 3 | Panda glass |
| Features | Brightness: 500 nits | 100% DCI-P3, 600nits (Typical), 480nits (Typical) |
| Notch | Yes, Water Drop Notch | Yes, Water Drop Notch |
| Memory | ||
| RAM | 4 GB | 8 GB |
| Expandable RAM | Upto 4 GB Extra Virtual RAM | Upto 8 GB Extra Virtual RAM |
| Storage | 128 GB | 128 GB |
| Storage Type | UFS 2.2 | |
| Card Slot | Yes, upto 1 TB | Yes |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | |
| 5G Bands | NR: n1/n5/n8/n28A/n41/n78 | |
| VoLTE | Yes, Dual Stand-By | Yes |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | 802.11 a/b/g/n/ac, 2.4GHz/5GHz | Wi-Fi 5 (802.11ac) |
| Bluetooth | Yes, v5.3 | Yes, v5.3, A2DP, LE, aptX HD |
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 |
| USB Features | USB Tethering, USB on-the-go, USB Charging | USB on-the-go, USB Charging |
| IR Blaster | No | |
| Performance | ||
| Camera Score | 45 (DxOMark) | 69 (DxOMark) |
| Extra | ||
| GPS | Yes, with GPS, AGPS, Glonass, Beidou | Yes, with A-GPS, GLONASS, GALILEO, BDS |
| Fingerprint Sensor | Yes, Side | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Ambient Light Sensor, Proximity Sensor, Accelerometer | Accelerometer, Proximity, Compass |
| 3.5mm Headphone Jack | Yes | Yes |
| Splash Resistant | Yes | |
| IP Rating | IP54 | |
| Extra Features | SAR Limit: 1.6 W/kg, Head: 0.839 W/kg, Body: 0.773 W/kg, Speaker : Mono | |
| Camera | ||
| Rear Camera | 8 MP ƒ/2 (Wide Angle) AI Lens | 50 MP ƒ/1.8 (Wide Angle) 2 MP ƒ/2.4 (Depth Sensor) |
| Auto Focus | Yes | Yes |
| Features | HDR Mode, Photo Mode, Video Mode, Portrait Mode, Film Filters, Timelapse, Timed Burst, Voice Shutter, Palm Shutter, Watermark, Google Lens | Night, Videos, Photos, Portrait, Expert, Extra HD, Panoramic, Time-lapse, Slow-motion, Sticker, Text scanner, and Google Lens |
| Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Flash | Yes, Dual LED | Yes, LED |
| Front Camera | 5 MP ƒ/2.2 | 8 MP ƒ/2 (Wide Angle) Screen Flash |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Front Camera Features | HDR | Night, Video, Photo, Portrait, Panorama, Time-lapse, Sticker |
| Technical | ||
| OS | Android v13 | Android v12 |
| Chipset | Mediatek Helio G36 | Mediatek Dimensity 700 5G |
| CPU | 2.2 GHz, Octa Core Processor | 2.2 GHz, Octa Core Processor |
| Core Details | 4x Cortex-A53@2.2 GHz & 4x Cortex-A53@1.7 GHz | 2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55 |
| GPU | PowerVR GE8320 | Mali-G57 MC2 |
| Java | No | No |
| Browser | Yes, supports HTML5 | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | MP3, AMR, FLAC, APE | Yes |
| Video | MP4, M4V. MKV, XVID | Yes |
| FM Radio | Yes | No |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5000 mAh, Li-Po Battery | 5000 mAh, Li-Po Battery |
| Fast Charging | Yes, 10W Fast Charging | Yes, 33W Fast Charging |