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- LG K4 vs Microsoft Lumia 550 vs Samsung Galaxy Ace 4 LTE
LG K4 vs Microsoft Lumia 550 vs Samsung Galaxy Ace 4 LTE comparison
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| key specs | ||||
| Display | 4.50-inch | 4.70-inch | 4.00-inch | |
| Processor | MediaTek MT6735M | Qualcomm Snapdragon 210 | 1.2GHz dual-core | |
| Front Camera | 2-megapixel | 2-megapixel | 0.3-megapixel | |
| Rear Camera | 5-megapixel | 5-megapixel | 5-megapixel | |
| RAM | 1GB | 1GB | 1GB | |
| Storage | 8GB | 8GB | 4GB | |
| Battery Capacity | 1940mAh | 2100mAh | 1800mAh | |
| OS | Android 5.1.1 | Windows 10 Mobile | Android 4.4 | |
| Resolution | 480x854 pixels | 720x1280 pixels | 480x800 pixels | |
| general | ||||
| Brand | LG | Microsoft | Samsung | |
| Model | K4 | Lumia 550 | Galaxy Ace 4 LTE | |
| Form factor | Touchscreen | Touchscreen | Touchscreen | |
| Dimensions (mm) | 131.90 x 66.70 x 8.90 | 136.10 x 67.80 x 9.90 | 121.40 x 62.90 x 11.00 | |
| Weight (g) | 120.00 | - | 130.30 | |
| Battery capacity (mAh) | 1940 | 2100 | 1800 | |
| Removable battery | No | Yes | No | |
| Colours | Indigo Blue, White | White, Black | Iris Charcoal, Classic White | |
| Release date | - | October 1, 2015 | June 1, 2014 | |
| display | ||||
| Screen size (inches) | 4.50 | 4.70 | 4.00 | |
| Touchscreen | Yes | Yes | Yes | |
| Resolution | 480x854 pixels | 720x1280 pixels | 480x800 pixels | |
| Pixels per inch (PPI) | - | 315 | - | |
| hardware | ||||
| Processor | 1GHz quad-core | 1.1GHz quad-core | 1.2GHz dual-core | |
| Processor make | MediaTek MT6735M | Qualcomm Snapdragon 210 | - | |
| RAM | 1GB | 1GB | 1GB | |
| Internal storage | 8GB | 8GB | 4GB | |
| Expandable storage | Yes | Yes | Yes | |
| Expandable storage type | microSD | microSD | microSD | |
| Expandable storage up to (GB) | 32 | 200 | 64 | |
| camera | ||||
| Rear camera | 5-megapixel | 5-megapixel | 5-megapixel | |
| Rear flash | LED | LED | LED | |
| Front camera | 2-megapixel | 2-megapixel | 0.3-megapixel | |
| software | ||||
| Operating system | Android 5.1.1 | Windows 10 Mobile | Android 4.4 | |
| Skin | - | - | TouchWiz Essence | |
| connectivity | ||||
| Wi-Fi | Yes | Yes | Yes | |
| Wi-Fi standards supported | 802.11 b/g/n | 802.11 b/g/n | 802.11 b/g/n | |
| GPS | Yes | Yes | Yes | |
| Bluetooth | Yes, v 4.10 | Yes, v 4.10 | Yes | |
| NFC | No | No | No | |
| Infrared | No | No | No | |
| USB OTG | No | No | No | |
| Headphones | 3.5mm | 3.5mm | 3.5mm | |
| FM | Yes | Yes | Yes | |
| Number of SIMs | 2 | 1 | 1 | |
| Wi-Fi Direct | Yes | Yes | No | |
| Mobile High-Definition Link (MHL) | No | No | No | |
| sim 1 | ||||
| SIM Type | Micro-SIM | Nano-SIM | Regular | |
| GSM/CDMA | GSM | GSM | GSM | |
| 3G | Yes | Yes | No | |
| 4G/ LTE | Yes | Yes | Yes | |
| sim 2 | ||||
| SIM Type | Micro-SIM | - | - | |
| GSM/CDMA | GSM | - | - | |
| 3G | Yes | - | - | |
| 4G/ LTE | No | - | - | |
| sensors | ||||
| Compass/ Magnetometer | No | No | No | |
| Proximity sensor | Yes | Yes | Yes | |
| Accelerometer | Yes | Yes | Yes | |
| Ambient light sensor | No | Yes | No | |
| Gyroscope | Yes | No | No | |
| Barometer | No | No | No | |
| Temperature sensor | No | No | No | |
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