Detailed comparison and review of LG K51S and TCL 20 Pro 5G. With our comprehensive overview, you can simply compare sizes, functions, but also other key features of both phones and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the phone that best fits your needs and expectations.
| DESIGN AND DIMENSIONS | LG K51S | TCL 20 Pro 5G |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | LM-K510EMW | T810H | |
| Form Factor | Touch | Touch | |
| Height | 165.2 mm | 164.2 mm | LG K51S has greater height than TCL 20 Pro 5G. |
| Width | 76.7 mm | 73 mm | LG K51S has greater width than TCL 20 Pro 5G. |
| Depth | 8.26 mm | 8.77 mm | LG K51S is narrower than LG K51S. |
| Weight | 194 g | 190 g | TCL 20 Pro 5G is lighter than LG K51S. |
| Body Colour | Pink | Titan | Moondust grey | |
| Body Material | - | Dual-sided 3D glass, OPVD film | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.335 W/kg (body), 0.501 W/kg (head) | 1.56 W/kg (body), 1.69 W/kg (head), 3.33 W/kg (limb) | |
| Connector Type | Headset jack - mini-phone 3.5mm USB Type-C - 24 pin USB-C |
USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM | |
| SIM Card Configuration Details | - | Nano SIM + nano SIM/microSD |
| DISPLAY | LG K51S | TCL 20 Pro 5G |
|---|
| Display Type | LCD display | OLED display | |
|---|---|---|---|
| Display Technology | IPS | AMOLED | |
| Screen Size (Display Size) | 6.55" | 6.67" | TCL 20 Pro 5G has larger screen size than LG K51S. |
| Screen Resolution (Display Resolution) | 1600 x 720 pixels | 2400 x 1080 pixels | TCL 20 Pro 5G has better screen resolution than LG K51S. |
| Display Format | HD+ | Full HD+ | |
| Pixel Density | 268 ppi | 394 ppi | TCL 20 Pro 5G has better pixel density than LG K51S. |
| Aspect Ratio | 20:9 | 20:9 | |
| Max Brightness | 400 cd/m² | 700 cd/m² | TCL 20 Pro 5G has better display brightness than LG K51S. |
| Colour Depth | - | 16.7 million colours | |
| Contrast Ratio | - | 2000000:1 | |
| HDR | - | Yes | TCL 20 Pro 5G has HDR. |
| HDR Technology | - | HDR10 | |
| Display Enhancement Technology | - | SDR-to-HDR colour enhancement | |
| Display Features | Reading mode, FullVision display, night mode, hole in display | Reading mode, Dotch Display, 100% DCI-P3, Iris 6 display chipset, JNDC 0.8, TCL NXTVISION 2.0 | |
| Display Protection (Screen Protector) | Tempered glass | Fingerprint-resistant coating |
| PROCESSOR | LG K51S | TCL 20 Pro 5G |
|---|
| Processor Type (CPU) | MediaTek | Qualcomm Snapdragon 750G | |
|---|---|---|---|
| Processor Number | MT6765 | - | |
| Clock Speed | 2.3 GHz | 2 GHz | LG K51S has higher clock speed than TCL 20 Pro 5G. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | - | LG K51S has 64-bit architecture. |
| Graphics System (GPU) | IMG PowerVR GE8320 | Qualcomm ADRENO 619 |
| MEMORY | LG K51S | TCL 20 Pro 5G |
|---|
| RAM | 3 GB | 6 GB | TCL 20 Pro 5G has more RAM than LG K51S. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 64 GB | 256 GB | TCL 20 Pro 5G has more internal memory than LG K51S. |
| User Memory | 50.2 GB | 239 GB | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 2 TB | microSDHC, microSD, microSDXC - up to 1 TB |
| CAMERA | LG K51S | TCL 20 Pro 5G |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 4 | 4 | |
|---|---|---|---|
| Sensor Resolution | 32 Megapixel | 48 Megapixel | TCL 20 Pro 5G has better camera resolution than LG K51S. |
| Sensor Size | - | 1/2" | |
| Sensor Name | - | Sony Exmor RS IMX582 sensor | |
| Lens Aperture | F/1.8 | F/1.79 | TCL 20 Pro 5G has better lens aperture than LG K51S. |
| Lens Construction | - | 6-element | |
| Field of View (FoV) | 76.3 degree(s) | 79 degree(s) | TCL 20 Pro 5G has larger lens field of view than LG K51S. |
| Pixel Size | - | 0.8 μm | |
| Optical Image Stabiliser (OIS) | - | Optical Image Stabiliser (OIS) | TCL 20 Pro 5G has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Minimum Focal Length (Focal Distance) | 24 mm | - | |
| Digital Zoom | 8x | 10x | TCL 20 Pro 5G has better digital zoom than LG K51S. |
| Self-Timer Delay | Yes | - | |
| Special Effects | HDR | HDR, Bokeh effect, video bokeh effect | |
| Camera Modes | Burst mode, portrait mode, Flowers, Animals, Food, Person, Sunset, Sunrise, City, Landscape | Panorama, Slow motion mode, Pro mode, low-light shots, portrait mode, Super Night mode, Filter mode, Super Night Mode 2.0, Light Trace Mode, Super Macro Mode, Super Steady Mode | |
| Face Recognition (Face ID) | Face detection | - | LG K51S has face detection. |
| White Balance | Automatic | - | |
| Light Source | LED flash | Dual LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps | 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 3840 x 2160 (4K) at 30 fps | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF), geotagging, Big Pixels technology, Quad Pixel technology | Phase Detect Auto-Focus (PDAF), snapshot in video recording, EIS video stabilisation, AI scene detection, 2x lossless zoom |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 5 Megapixel | 16 Megapixel | TCL 20 Pro 5G has better second camera resolution than LG K51S. |
|---|---|---|---|
| Sensor Size (2nd Camera) | - | 1/3" | |
| Lens Type (2nd Camera) | Super wide-angle lens | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | F/2.2 | F/2.4 | LG K51S has better second camera lens aperture than LG K51S. |
| Lens Element Qty (2nd Camera) | - | 5-element | |
| Field of View (2nd Camera) | 115 degree(s) | 123 degree(s) | TCL 20 Pro 5G has larger second camera lens field of view than LG K51S. |
| Pixel Size (2nd Camera) | - | 1 μm | |
| Minimum Focal Length (2nd Camera) | 16 mm | - |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 2 Megapixel | 2 Megapixel | Both phones have the same third camera resolution. |
|---|---|---|---|
| Sensor Size (3rd Camera) | - | 1/5" | |
| Lens Aperture (3rd Camera) | F/2.4 | F/2.2 | TCL 20 Pro 5G has better third camera lens aperture than LG K51S. |
| Lens Element Qty (3rd Camera) | - | 3-element | |
| Field of View (3rd Camera) | 88.9 degree(s) | 83 degree(s) | LG K51S has larger third camera lens field of view than TCL 20 Pro 5G. |
| Pixel Size (3rd Camera) | - | 1.12 μm | |
| Camera Functions (3rd Camera) | Depth camera | Macro camera |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | 2 Megapixel | 5 Megapixel | TCL 20 Pro 5G has higher resolution fourth camera than LG K51S. |
|---|---|---|---|
| Sensor Size (4th Camera) | - | 1/5" | |
| Lens Aperture (4th Camera) | F/2.4 | F/2.4 | Both phones have the same lens aperture of the fourth camera. |
| Lens Element Qty (4th Camera) | - | 3-element | |
| Field of View (4th Camera) | 88.6 degree(s) | 85 degree(s) | LG K51S has larger field of view for the fourth camera lens than TCL 20 Pro 5G. |
| Pixel Size (4th Camera) | - | 1.75 μm | |
| Camera Functions (4th Camera) | Macro camera | Depth camera | |
| Camera Features (4th Camera) | 4cm macro photography | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 13 Megapixel | 32 Megapixel | TCL 20 Pro 5G has better front camera resolution than LG K51S. |
| Sensor Size (Front) | - | 1/2.8" | |
| Lens Aperture (Front) | - | F/2.45 | |
| Lens Element Qty (Front) | - | 5-element | |
| Field of View (Front) | - | 80.4 degree(s) | |
| Pixel Size (Front) | - | 0.8 μm | |
| Focus Adjustment | - | Focus free | |
| Special Effects (Front) | - | HDR, Face Beautification, video bokeh effect | |
| Camera Modes (Front) | Gesture Shot, Selfie portrait | Portrait mode, Slow-Motion Selfie | |
| Face Recognition (Face ID) | Face detection | - | LG K51S has face detection. |
| Light Source (Front) | - | Display flash | |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 3840 x 2160 (4K) at 30 fps | |
| Camera Features (Front) | 17 filters | - |
| BATTERY AND CHARGING | LG K51S | TCL 20 Pro 5G |
|---|
| Battery Capacity (Battery Size) | 4000 mAh | 4500 mAh | TCL 20 Pro 5G has larger battery capacity than LG K51S. |
|---|---|---|---|
| Fast Charging Technology | - | Qualcomm Quick Charge 3.0 | TCL 20 Pro 5G has fast charging technology. |
| Recharge Time (Charging Time) | - | 2 hour(s) | |
| Wireless Charging | - | Yes | TCL 20 Pro 5G can be charged wirelessly. |
| Standby Time | 100 hours | - | |
| Talk Time | 480 minutes | - | |
| Run Time Details | Talk: up to 480 min Standby: up to 100 hrs |
- | |
| Battery Technology | Lithium Ion | - |
| CELLULAR | LG K51S | TCL 20 Pro 5G |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 5G | TCL 20 Pro 5G has more advanced generation mobile network. |
| Operating System | Android 9.0 Pie | Android 11 | |
| User Interface | LG UX 9 | TCL UI | |
| Intelligent Assistant | Google Assistant | - | |
| Navigation | GPS | GPS, A-GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | LG K51S | TCL 20 Pro 5G |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | GPRS, EDGE, HSPA+, LTE, VoLTE, VoWiFi, 5G NR FR1 | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | - | Band 1, Band 2, Band 5, Band 8 | |
| 3G UMTS Frequency | - | 2100, 1900, 850, 900 | |
| 4G LTE Band | Band 1, Band 3, Band 7, Band 8, Band 20, Band 38 | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 28, Band 32, Band 38, Band 40, Band 41 | |
| 4G LTE Frequency | FDD 2100, FDD 1800+, FDD 2600, FDD 900, FDD 800 DD, TDD 2600 | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 2300, TDD 2500 | |
| 5G NR Band | - | N1, n3, n5, n7, n8, n28, n41, n78, n40 | |
| 5G NR Frequency | - | FDD 2100, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 700APT, TDD TD 2500, TDD TD 3500, TDD 2300 | |
| Wireless Interface | IEEE 802.11a/b/g/n | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 5.0 BLE | Bluetooth 5.1 | |
| Bluetooth Profiles | HFP, HSP, OPP, PAN, SPP, GOEP, A2DP, AVRCP, HID, SAP, GAVDP, PBAP, MAP, GATT, HDP, HOGP, ScPP | - | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | LG K51S | TCL 20 Pro 5G |
|---|
| Supported Digital Audio Standards | WMA, AAC, PCM, MP3, FLAC, AAC +, eAAC+, OPUS, AMR-WB, AMR-NB, Vorbis | WAV, AAC, ASF, PCM, MP3, FLAC, AAC-LC, XMF, AAC +, OGG, eAAC+, MIDI, MXMF, AWB, IMY, RTTTL, RTX, OTA, EVRC, OPUS, QCELP, AMR-WB, AMR-NB, Vorbis, ADTS | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, FLV, AVI, WMV, ASF, 3GP, TS, WebM, OGM, MP4 | MKV, AVI, MOV, XviD, MPEG-4, 3GP, H.264, H.263, WebM, 3G2, VP8, VP9, H.265 HEVC | |
| Sound Enhancements | DTS: X 3D Surround Sound | Hi-Res audio certified |
| FEATURES | LG K51S | TCL 20 Pro 5G |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, proximity sensor, digital compass | Accelerometer, proximity sensor, digital compass, barometer, gyro sensor, hall sensor, dual ambient light sensor, dual RGB sensor | |
| Security Devices | Fingerprint reader | Fingerprint reader (under display), face recognition | |
| Security Technology | - | Face Key | |
| Additional Phone Features | DLNA Certified, Dual microphones, KnockON, QuickMemo+ function, Mini View function, Capture+, EasyHome, Clip Tray, Google Lens, AI Cam, Game Tools, Google Assistant Button | HD Voice, infrared remote control, smart energy saving, Smart Key, dual microphones with noise cancellation, Google Lens, linear motor, guaranteed upgrade to Android 12 | |
| Android Enterprise Recommended | - | Yes |
| OTHERS | LG K51S | TCL 20 Pro 5G |
|---|
| Included Accessories | Power adapter, SIM card removal tool, USB-C cable | Power adapter, SIM card removal tool, sticker, USB-C cable | |
|---|---|---|---|
| Compliant Standards | MIL-STD 810G | TUV Rheinland Low Blue Light Certification |
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