Phone Comparison - LG K40 vs Motorola Moto G51 vs Samsung Galaxy A23
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| Manufacturer | LG | Motorola | Samsung |
| Announced | February 2019 | November 2021 | March 2022 |
| Status | Coming Soon - April 2019 | Coming Soon - November 2021 | Coming Soon - March 2022 |
| Colors | Black, Platinum, Blue | Blue | Black, White, Peach, Blue |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
153 x 71.9 x 8.3 mm (6.02 x 2.83 x 0.33 in) |
- |
164.5 x 76.9 x 8.4 mm (6.48 x 3.03 x 0.33 in) |
| Weight | 150 g (5.29 oz) | - | 195 g (6.88 oz) |
| SIM Type | Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) | Dual SIM (Nano-SIM, dual stand-by) | Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA2000 1x |
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM only) |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 |
| 4G Network | LTE | LTE | LTE |
| Messaging | |||
| Build Features | - Fingerprint Sensor | - Fingerprint Sensor (side-mounted) ) |
- Fingerprint Sensor (side-mounted) ) |
| Notification LED | Yes | - | - |
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| OS | Android 8.1 (Oreo) | Android 11 | Android 12 |
| Processor | Octa-core 2.0 GHz Cortex-A53, Mediatek MT6762 Helio P22 (12 nm) | Octa-core (2x2.2 GHz Kryo 460 & 6x1.8 GHz Kryo 460), Qualcomm SM4350-AC Snapdragon 480+ 5G (8 nm) | Octa-core (4x2.4 GHz Kryo 265 Gold & 4x1.9 GHz Kryo 265 Silver), Qualcomm SM6225 Snapdragon 680 4G (6 nm) |
| GPU | PowerVR GE8320 | Adreno 619 | Adreno 610 |
| RAM | 2/3 GB | 8 GB | 8 GB |
| Internal Memory | 32 GB | 128 GB | 128 GB |
| External Memory | microSD, up to 512 GB (dedicated slot) | Unspecified | microSDXC (dedicated slot) |
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| Type | IPS LCD Capacitive Touchscreen | FHD+ IPS LCD Screen 120Hz Refresh Rate |
FHD+ TFT LCD Screen 90Hz Refresh Rate Corning Gorilla Glass 5 |
| Colors | 16M colors | 16M Colors | 16M Colors |
| Size | 5.7 inches | 6.8 inches | 6.6 inches |
| Resolution | 720 x 1440 pixels (282 ppi) | 1080 x 2460 pixels (395 ppi) | 1080 x 2408 pixels (400 ppi) |
| Screen-to-Body Ratio | 76.46% | - | 82.90% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | No | Unspecified | Unspecified |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 16 MP | 50 MP + 8 MP + 2 MP | 50 MP + 5 MP + 2 MP + 2 MP |
| Flash | LED Flash | LED Flash | LED flash |
| Features | 16 MP, f/2.0, PDAF HDR, Panorama |
50 MP, (wide), 1/2.76", 0.64µm, PDAF 8 MP, f/2.2, (ultrawide), 1/4.0", 1.12µm 2 MP, f/2.4, (depth) HDR, Panorama |
50 MP, f/1.8, (wide), PDAF 5 MP, f/2.2, (ultrawide), 1/5", 1.12µm 2 MP, f/2.4, (depth) 2 MP, f/2.4, (macro) panorama, HDR |
| Video | 1080p@30fps | 4K@30fps, 1080p@30fps | 1080p@30fps |
| Front Camera | 8 MP, f/2.0 [Similar] | 13 MP [Similar] |
8 MP, f/2.2, (wide) 1080p@30fps [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSPA, LTE-A | HSPA 42.2/5.76 Mbps, LTE-A, 5G | HSPA 42.2/5.76 Mbps, LTE-A |
| Bluetooth | 5.0, A2DP, LE | 5.2, A2DP, LE | Yes |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | Yes |
| USB | microUSB 2.0 | USB Type-C 2.0, USB On-The-Go | USB Type-C 2.0 |
| GPS | Yes, with A-GPS | Yes, with A-GPS, GLONASS, BDS | Yes, with A-GPS, GLONASS, GALILEO, BDS |
| Browser | Yes | Yes | Yes |
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| Internal | 32 GB, 2/3 GB RAM | 128 GB, 8 GB RAM | 128 GB, 8 GB RAM or 128 GB, 6 GB RAM or 64 GB, 6 GB RAM or 64 GB, 4 GB RAM |
| Expandable Storage | microSD, up to 512 GB (dedicated slot) | Unspecified | microSDXC (dedicated slot) |
| USB OTG | Supported | Supported | Not Supported |
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| Fingerprint | |
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| Proximity Sensor | |
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| Accelerometer Sensor | |
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| NFC | |
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| Type | Non-removable Li-ion Battery | Non-removable Li-Po Battery Battery Charging 10W |
Non-removable Li-Po Battery Fast battery Charging 25W |
| Capacity | 3000 mAh | 5000 mAh | 5000 mAh |
| Stand by | - | - | - |
| Talk Time | - | - | - |
