iAir D40 vs OPPO A57 4G
Quick Comparison
OPPO A57 4G has better RAM than iAir D40. In terms of display resolution, OPPO A57 4G has better resolution of 1612 x 720 than iAir D40 which has resolution of 160 x 128. OPPO A57 4G has more internal memory than iAir D40
| Name | iAir D40 | OPPO A57 4G |
| RAM | 32 MB | 3 GB |
|---|---|---|
| Display | 2 in | 6.56 in |
| Internal Memory | 32 MB | 64 GB |
| Battery | 1200 mAh | 5000 mAh |
| Camera | 0.8 MP | 13 MP + 2 MP Dual |
| Price | Rs. 849 | Rs. 11990 |
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Detailed Comparison
Price And Launch
The cost of iAir D40 is Rs. 849. The launch Date of the second phone is May 27, 2022. The Expected cost of OPPO A57 4G is Rs. 11990.
Display comparison
iAir D40 has screen size of 2 inches which falls short to OPPO A57 4G's 6.56 inch screen. OPPO's phone has display density of 269 PPI & iAir's phone has only 102 PPI display density. iAir D40 has 5:4 aspect ratio where as OPPO A57 4G has 20:9 aspect ratio.
Memory comparison
OPPO A57 4G's larger 3 GB RAM is better for playing games and all with respect to iAir D40's lower 32 MB RAM. OPPO A57 4G has more Internal Memory (64 GB) than iAir D40 (32 MB).
Camera comparison
OPPO A57 4G's 13 MP + 2 MP Dual Rear Camera outclasses iAir D40's 0.8 MP Rear Camera in terms of resolution.
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Full Comparison
| Name | iAir D40 | OPPO A57 4G |
| General | ||
| Model | D40 | A57 4G |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | |
| Device Type | Feature Phone | Smartphone |
| Release Date | May 27, 2022 | |
| Design | ||
| Dimensions | 75.03 x 163.74 x 7.99 mm | |
| Weight | 200 g | 187 g |
| Display | ||
| Type | Color | Color IPS LCD Screen (16.7M) |
| Touch | No | Yes |
| Size | 2 inches, 128 x 160 pixels | 6.56 inches, 720 x 1612 pixels, 60 Hz |
| Aspect Ratio | 5:4 | 20:9 |
| PPI | ~ 102 PPI | ~ 269 PPI |
| Screen to Body Ratio | ~ 89.8% | |
| Features | 480 nits (typ), 600 nits (HBM) | |
| Notch | Yes, Water Drop Notch | |
| Memory | ||
| RAM | 32 MB | 3 GB |
| Storage | 32 MB | 64 GB |
| Card Slot | Yes, upto 32 GB | Yes |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | No | Yes |
| 4G | Yes | |
| 5G | No | |
| VoLTE | Yes, Dual Stand-By | |
| Wifi | No | Yes, with wifi-hotspot |
| Bluetooth | Yes | Yes, v5.0, A2DP, LE, aptX HD |
| USB | Yes | Yes, USB-C v2.0 |
| USB Features | USB on-the-go | |
| Extra | ||
| GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS, QZSS | |
| Fingerprint Sensor | Yes, Side | |
| Face Unlock | Yes | |
| Sensors | Accelerometer, Gyro, Proximity, Compass | |
| 3.5mm Headphone Jack | Yes | |
| Camera | ||
| Rear Camera | 0.8 MP | 13 MP f/2.2 (Wide Angle) 2 MP f/2.4 (Depth Sensor) with autofocus |
| Features | HDR, Panorama | |
| Video Recording | No | 1080p @ 30 fps FHD |
| Flash | Yes, LED | |
| Front Camera | No | 8 MP f/2 (Wide Angle) |
| Front Video Recording | 1080p @ 30 fps FHD | |
| Technical | ||
| OS | Android v12 | |
| Chipset | MediaTek Helio G35 | |
| CPU | 2.3 GHz, Octa Core Processor | |
| Core Details | 4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53 | |
| GPU | PowerVR GE8320 | |
| Java | No | No |
| Browser | Yes | |
| Multimedia | ||
| Yes | ||
| Music | Yes | Yes |
| Video | Yes | Yes |
| FM Radio | Yes | No |
| Document Reader | Yes | |
| Battery | ||
| Type | Removable Battery | Non-Removable Battery |
| Size | 1200 mAh, Li-ion Battery | 5000 mAh, Li-Po Battery |
| Fast Charging | Yes, 33W Fast Charging | |