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Brief information about compared phones: Allview E4 , LG K40Allview E4 2015 year of release. cpu Octa-core 1.3 GHz Cortex-A53. screen 5.5". with resolution 720x1280. Smartphone has 5 megapixel front camera and 13 megapixel main camera . LG K40 2019 year of release. cpu Octa-core 2.0 GHz Cortex-A53. screen 5.7". with resolution 720x1440. Smartphone has 8 megapixel front camera and 16 megapixel main camera . |
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| Display | Technology | IPS LCD | IPS LCD | |
| Touchscreen | capacitive touchscreen | capacitive touchscreen | ||
| Display colors | Super AMOLED | 16M | ||
| Screen size | 5.5" inch | 5.7" inch | ||
| Screen area | 68.9 cm2 | 83.8 cm2 | ||
| Screen format | 16:9 (height:width) | 18:9 (height:width) | ||
| Screen to body ratio | 143.5 Х 69.8 Х 8 mm | 76.2% | ||
| Screen resolution | 720 x 1280 px | 720 x 1440 px | ||
| PPI /points per inch/ | 294 PPI | 282 PPI | ||
| Camera and Video | Rear camera, main | 13 MP, Single | 16 MP, Single | |
| Camera specs | 13 MP, AF | 16 MP, f/2.0, PDAF | ||
| Functions | Dual-LED flash | LED flash | ||
| Video | 1080p@30fps | 1080p@30fps | ||
| Front camera, selfie | 5 MP, Single | 8 MP, Single | ||
| Specifications | 5 MP | 8 MP, f/2.0 | ||
| Performance | Operating system OS | Android 5.1 (Lollipop) | Android 8.1 (Oreo) | |
| Chipset | Mediatek MT6753 (28 nm) | Mediatek MT6762 Helio P22 (12 nm) | ||
| Processor CPU | Octa-core 1.3 GHz Cortex-A53 | Octa-core 2.0 GHz Cortex-A53 | ||
| Graphics processor GPU | Mali-T720MP3 | PowerVR GE8320 | ||
| External memory | microSD, up to 32 GB (dedicated slot) | microSD, up to 512 GB (dedicated slot) | ||
| Internal memory | 16 GB, 2 GB RAM | 32 GB, 2/3 GB RAM | ||
| Antutu 7 score | 23156 | 75203 | ||
| General specs | Release date | 2015, September | 2019, February | |
| Dimensions (HxWxD) | 140.7 Х 70.2 Х 8.6 mm | 153 Х 71.9 Х 8.3 mm | ||
| Weight | 130 g | 150 g | ||
| Colors | Black, White | Black, Platinum, Blue | ||
| Battery | 2100 mAh, Removable Li-Po | 3000 mAh, Non-removable Li-Ion | ||
| Approximate price | 240 EUR | |||
| Battery life | Stand by time- Up to 210 h Talking time- Up to 9 h 30 min | |||
| Body build | Front glass, plastic body | |||
| Communication and Connectivity | SIM card | Single SIM (Micro-SIM)Dual SIM (Micro-SIM, dual stand-by) | Single SIM (Nano-SIM)Dual SIM (Nano-SIM, dual stand-by) | |
| Network | Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE band 2(1900), 3(1800), 20(800), 38(2600) | Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE | ||
| Speed | HSPA 21.1/5.76 Mbps, LTE Cat4 150/50 Mbps | HSPA, LTE-A | ||
| GPRS | Class 12 | Yes | ||
| Edge | Class 10 | Yes | ||
| Wi-Fi | Wi-Fi 802.11 b/g/n | Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot | ||
| GPS | Yes, with A-GPS | Yes, with A-GPS | ||
| NFC | Super AMOLED | |||
| USB | microUSB 2.0 | microUSB 2.0 | ||
| Bluetooth | 4.0, A2DP, EDR | 5.0, A2DP, LE | ||
| Harmful irradiation | SAR EU - 1.23 W/kg (head) | |||
| Music and Audio | Radio | FM radio | FM radio | |
| Headphone jack | Yes | Yes | ||
| Others | DTS: X Surround Sound -Active noise cancellation with dedicated mic | |||
| Other features | Dop | Sensors Accelerometer, proximity, compass | Sensors Fingerprint (rear-mounted), accelerometer, proximity - MIL-STD-810G compliant - Also known as LG K12+, LG K12 Plus, LG X4 (2019) | |
