Samsung Metro 312 vs Nokia 220 Dual SIM vs Samsung Metro Duos vs Samsung Metro 2252 comparison
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| key specs |
| Display | 2.00-inch | 2.40-inch | 2.20-inch | 2.00-inch |
| Processor | one-core | one-core | one-core | one-core |
| Front Camera | No | No | No | No |
| Rear Camera | 0.3-megapixel | 2-megapixel | 2-megapixel | 0.3-megapixel |
| Battery Capacity | 1000mAh | 1100mAh | 1000mAh | 1000mAh |
| Resolution | - | 240x320 pixels | 240x320 pixels | 128x160 pixels |
| Storage | - | - | 45MB | 20MB |
| general |
| Brand | Samsung | Nokia | Samsung | Samsung |
| Model | Metro 312 | 220 Dual SIM | Metro Duos | Metro 2252 |
| Release date | July 1, 2014 | February 1, 2014 | April 1, 2011 | March 1, 2013 |
| Form factor | Bar | Bar | Bar | Bar |
| Battery capacity (mAh) | 1000 | 1100 | 1000 | 1000 |
| Removable battery | Yes | Yes | Yes | No |
| Dimensions (mm) | - | 116.40 x 50.30 x 13.20 | 113.97 x 47.90 x 13.99 | 113.00 x 46.00 x 13.90 |
| Weight (g) | - | 83.40 | 88.90 | 79.00 |
| Alternate names | - | - | GT-C3322 | GT-E2252 |
| Colours | - | - | - | Metallic Silver |
| display |
| Screen size (inches) | 2.00 | 2.40 | 2.20 | 2.00 |
| Touchscreen | No | No | No | No |
| Resolution | - | 240x320 pixels | 240x320 pixels | 128x160 pixels |
| Pixels per inch (PPI) | - | 166 | - | 102 |
| hardware |
| Processor | one-core | one-core | one-core | one-core |
| Expandable storage | No | Yes | Yes | Yes |
| Expandable storage up to (GB) | - | 32 | 16 | 32 |
| Internal storage | - | - | 45MB | 20MB |
| Expandable storage type | - | - | microSD | microSD |
| camera |
| Rear camera | 0.3-megapixel | 2-megapixel | 2-megapixel | 0.3-megapixel |
| Rear flash | No | - | No | No |
| Front camera | No | No | No | No |
| connectivity |
| Wi-Fi | No | No | No | No |
| GPS | No | No | No | No |
| Bluetooth | Yes | Yes, v 3.00 | Yes | Yes, v 3.00 |
| NFC | No | No | No | No |
| Infrared | No | No | No | No |
| USB OTG | No | No | No | No |
| Headphones | 3.5mm | 3.5mm | 3.5mm | 3.5mm |
| FM | Yes | Yes | Yes | Yes |
| Number of SIMs | 2 | 2 | 2 | 2 |
| Wi-Fi Direct | No | No | No | No |
| Mobile High-Definition Link (MHL) | No | No | No | No |
| sim 1 |
| SIM Type | Regular | Regular | Regular | Micro-SIM |
| GSM/CDMA | GSM | GSM | GSM | GSM |
| 3G | No | No | No | No |
| 4G/ LTE | No | No | No | No |
| sim 2 |
| SIM Type | Regular | Regular | Regular | Micro-SIM |
| GSM/CDMA | GSM | GSM | GSM | GSM |
| 3G | No | No | No | No |
| 4G/ LTE | No | No | No | No |
| sensors |
| Compass/ Magnetometer | No | No | No | No |
| Proximity sensor | No | No | No | No |
| Accelerometer | No | No | No | No |
| Ambient light sensor | No | No | No | No |
| Gyroscope | No | No | No | No |
| Barometer | No | No | No | No |
| Temperature sensor | No | No | No | No |