NeoTeo's verdict
Which of the two is the better buy
The LG Q92 5G is the choice for anyone seeking the sharpest display, 5G and stronger cameras; the LG Q31 wins only on much lower weight, while the LG Q52 sits between them with USB 3.1.
The Q92 5G combines a 6.67″ display, 1080 × 2400 px and 395 ppi, against 6.6″, 720 × 1600 px and 266 ppi on the Q52, while the Q31 drops to 5.7″ and 720 × 1520 px. It also has 6GB of RAM, UFS 2.1 and 128GB, versus 4GB, eMMC 5.1 and 64GB on the Q52; the Q31 has 3GB and 32GB. For connectivity, the Q92 5G adds 5G, while the Q52 brings USB 3.1 and both have NFC.
For photography, the Q92 5G offers a 48MP main camera, 8MP ultrawide, 32MP front camera and 4K video; the Q52 keeps 48MP on the rear but drops to 5MP ultrawide and 13MP front. The Q31 has a 13MP main camera. The Q52 and Q92 5G share 4,000mAh, against 3,000mAh on the Q31, and all three charge at 15W; the Q31 weighs 145g, versus 186g and 193g.
LG Q31
The LG Q31 suits buyers seeking a light phone: it weighs 145g, versus 186g for the Q52 and 193g for the Q92 5G.
LG Q92 5G
The LG Q92 5G is the better buy for anyone prioritizing a 395 ppi display, 48MP cameras and 4K video.
The verdict
Your pick: LG Q92 5G, ahead on Design & display, Performance & hardware, Camera, Connectivity and Battery & charging.
| Category | Q31 | Q52 | Q92 5G |
|---|---|---|---|
| Design & display | 5.2 | 4.9 | 6.5 |
| Performance & hardware | 2.4 | 2.9 | 4.6 |
| Camera | 4.3 | 5.1 | 5.5 |
| Connectivity | 2.2 | 4.2 | 6.2 |
| Battery & charging | 2.2 | 3.7 | 4.3 |
Which one is for you?
LG Q31, if you care about…
- Weight
- 145 g
- against 186 g · 193 g
- Geekbench 6 Single-Core
- 233
- against 164
LG Q52, if you care about…
- USB Version
- USB 3.1
- against USB 2.0 · USB 2.0
LG Q92 5G, if you care about…
- RAM Capacity
- 6 GB
- against 3 GB · 4 GB
- Storage Type
- UFS 2.1
- against eMMC 5.1 · eMMC 5.1
- Maximum Storage Capacity
- 128 GB
- against 32 GB · 64 GB
- Display Pixel Density
- 395 ppi
- against 295 ppi · 266 ppi
Specification comparison
Performance
| Specification | Q31 | Q52 | Q92 5G |
|---|---|---|---|
| Processor Model | MediaTek Helio P22 | MediaTek Helio P35 | Qualcomm SM7250 Snapdragon 765 5G |
| Processor Process Size | 12 nm | 12 nm | 7 nm Best value |
| Graphics GPU | PowerVR GE8320 | PowerVR GE8320 | Qualcomm Adreno 620 |
| Storage Type | eMMC 5.1 | eMMC 5.1 | UFS 2.1 Best value |
| Maximum CPU Clock | 2 GHz | 2.3 GHz | 2.4 GHz Best value |
| Maximum Storage Capacity | 32 GB | 64 GB | 128 GB Best value |
| AnTuTu Score | 109,447 | 103,114 | 379,500 |
| Geekbench 6 Single-Core | 233 Best value | 164 | — |
| Geekbench 6 Multi-Core | 723 | 744 Best value | — |
| CPU Description | Octa-core 2.0 GHz Cortex-A53 processor | Octa-core CPU with four Cortex-A53 cores at 2.3 GHz and four Cortex-A53 cores at 1.8 GHz. | Octa-core CPU with one 2.4 GHz Kryo 475 Prime core, one 2.2 GHz Kryo 475 Gold core, and six 1.8 GHz Kryo 475 Silver cores. |
| Processor Type | Octa-Core | Octa-Core | Octa-Core |
| 64-Bit Processor | Yes | Yes | Yes |
| RAM Capacity | 3 GB | 4 GB | 6 GB Best value |
| RAM Type | DDR4 | DDR4 | LPDDR4X |
| Expandable Storage | Yes | Yes | Yes |
| AnTuTu version | — | — | v9 |
Design
| Specification | Q31 | Q52 | Q92 5G |
|---|---|---|---|
| Body Colors | Silver | White, Red | White, Blue, Red, Black, Green, Orange |
| Body Thickness | 8.7 mm | 8.4 mm Best value | 8.5 mm |
| Body Width | 71 mm | 76.7 mm | 77.3 mm |
| Body Height | 147.9 mm | 165 mm | 166.5 mm |
| Weight | 145 g Best value | 186 g | 193 g |
| Usable Surface | 77.2 % | 83.1 % | 83.5 % Best value |
| Body Materials | — | — | Plastic, Glass |
| Resistance Features | MIL-STD-810G | MIL-STD-810G | IP68, MIL-STD-810G |
| Waterproof Depth | — | — | 1.5 m |
| Rugged Build | No | No | Yes Best value |
Battery
| Specification | Q31 | Q52 | Q92 5G |
|---|---|---|---|
| Battery Capacity | 3,000 mAh | 4,000 mAh Best value | 4,000 mAh Best value |
| Battery Type | Li-Ion | Li-Polymer | Li-Polymer |
| Fast Charge Power | — | 15 W | 15 W |
| Battery Features | Battery Level Indicator, Rechargeable | Battery Level Indicator, Fast Charging, Rechargeable | Fast Charging, Wireless Charging, Non-Removable, Battery Level Indicator, Charger Included, Rechargeable |
| Wireless charging power | — | — | 9 W |
Display
| Specification | Q31 | Q52 | Q92 5G |
|---|---|---|---|
| Display Aspect Ratio | 19:9 | 20:9 | 20:9 |
| Display Technology | IPS LCD | IPS LCD | IPS LCD |
| Display Diagonal | 5.7″ | 6.6″ | 6.67″ Best value |
| Display Horizontal Resolution | 720 px | 720 px | 1,080 px Best value |
| Display Vertical Resolution | 1,520 px | 1,600 px | 2,400 px Best value |
| Display Pixel Density | 295 ppi | 266 ppi | 395 ppi Best value |
| Display Features | IPS LCD, Touchscreen | IPS LCD, Touchscreen | Water Drop Notch, Always-On Display, DCI-P3, Scratch Resistant, Gorilla Glass 5, Capacitive Touch, Multi-Touch, Frameless, Touchscreen |
Sensors
| Specification | Q31 | Q52 | Q92 5G |
|---|---|---|---|
| Fingerprint Sensor Placement | — | Side | Side |
Sensor
| Specification | Q31 | Q52 | Q92 5G |
|---|---|---|---|
| Sensor Features | Accelerometer | Fingerprint Sensor, Accelerometer, Proximity Sensor, Compass | Fingerprint Sensor, Accelerometer, Barometer, Compass, Gyroscope, Hall Sensor, Light Sensor, Proximity Sensor |
Software
| Specification | Q31 | Q52 | Q92 5G |
|---|---|---|---|
| Operating System | Android 10 | Android 10 | Android 10 |
| OS Family | Android | Android | Android |
| OS Version | 10 | 10 | 10 |
| Google Services | — | — | Yes |
| Widevine L1 | — | — | Yes |
Connectivity
| Specification | Q31 | Q52 | Q92 5G |
|---|---|---|---|
| SIM Configurations | Single Nano-SIM | Dual Nano-SIM, Dual SIM Best value | Dual Nano-SIM, Dual SIM Dual Standby Best value |
| Cellular Bands | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B5, 3G UMTS B8, 3G UMTS B2, 3G UMTS B1, 4G LTE bands unspecified | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B850, 3G UMTS B900, 3G UMTS 1900, 3G UMTS 2100, 4G LTE bands unspecified | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B1, 3G UMTS B2, 3G UMTS B3, 3G UMTS B5, 3G UMTS B8, 4G LTE B1, 4G LTE B2, 4G LTE B3, 4G LTE B4, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B12, 4G LTE B17, 4G LTE B20, 4G LTE B28A, 4G LTE B28B, 4G LTE B32, 4G LTE B38, 4G LTE B39, 4G LTE B40, 4G LTE B41, 5G NR n1, 5G NR n3, 5G NR n28a, 5G NR n28b, 5G NR n78 |
| Cellular Technologies | GSM, HSPA, UMTS, LTE, 4G | GSM, HSPA, UMTS, LTE, 4G | GSM, HSPA, LTE, 5G Best value |
| Wi-Fi Standards | Wi-Fi 802.11 b/g/n | Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 802.11a/b/g/n/ac Best value | Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 802.11a/b/g Best value |
| Wi-Fi Features | Wi-Fi Direct | Dual Band, Wi-Fi Direct | Dual Band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display, DLNA |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.0 | Bluetooth 5.0 |
| Bluetooth Profiles | A2DP, LE | A2DP, LE | A2DP, LE |
| Navigation Systems | GPS | GPS | GPS, A-GPS, GLONASS, Galileo, BeiDou Best value |
| Connectivity Features | 3.5 mm Audio Jack, microUSB | 3.5 mm Audio Jack, NFC, USB Type-C | 3.5 mm Audio Jack, NFC, USB Type-C, USB Charging, USB Mass Storage, USB OTG, Computer Sync, DLNA, Infrared, FM Radio, Tethering, VoLTE, OTA Sync |
| USB Version | USB 2.0 | USB 3.1 Best value | USB 2.0 |
| SAR (EU) head | — | — | 1.13 W/kg |
| SAR (EU) body | — | — | 0.691 W/kg |
| Max. download speed | 300 Mbps | 300 Mbps | 3,700 Mbps Best value |
| Max. upload speed | 150 Mbps | 150 Mbps | 1,600 Mbps Best value |
Audio
| Specification | Q31 | Q52 | Q92 5G |
|---|---|---|---|
| Microphone Count | 2 | 2 | — |
| Audio Features | Loudspeaker | A2DP, LE, Loudspeaker | Stereo Speakers, A2DP, LE Best value |
Technical
| Specification | Q31 | Q52 | Q92 5G |
|---|---|---|---|
| Model numbers | LM-Q310N | LM-Q520N | LM-Q920N |
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