Detailed comparison and review of HTC Desire 820 and LG K51S. 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 | HTC Desire 820 | LG K51S |
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Product Type | Smartphone | Smartphone | |
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Manufacturer Model Number | - | LM-K510EMW | |
Form Factor | Touch | Touch | |
Height | 157.7 mm | 165.2 mm | LG K51S has greater height than HTC Desire 820. |
Width | 78.74 mm | 76.7 mm | HTC Desire 820 has greater width than LG K51S. |
Depth | 7.74 mm | 8.26 mm | HTC Desire 820 is narrower than HTC Desire 820. |
Weight | 155 g | 194 g | HTC Desire 820 is lighter than HTC Desire 820. |
Body Colour | Tuxedo grey | Marble white | Pink | Titan | |
Body Material | Polycarbonate | - | |
Waterproof (Water-resistant) | - | - | |
SAR Value | 0.323 W/kg (body), 0.373 W/kg (head) | 1.335 W/kg (body), 0.501 W/kg (head) | |
Integrated Components | FM radio | - | |
Connector Type | Headset jack - mini-phone 3.5mm Micro-USB - 5 pin Micro-USB Type B |
Headset jack - mini-phone 3.5mm USB Type-C - 24 pin USB-C |
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SIM Card Type (Size) | Nano SIM | Nano SIM | |
SIM Card Qty | - | Dual-SIM |
DISPLAY | HTC Desire 820 | LG K51S |
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Display Type | LCD display | LCD display | |
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Display Technology | Super LCD 2 | IPS | |
Screen Size (Display Size) | 5.5" | 6.55" | LG K51S has larger screen size than HTC Desire 820. |
Screen Resolution (Display Resolution) | 1280 x 720 pixels | 1600 x 720 pixels | LG K51S has better screen resolution than HTC Desire 820. |
Display Format | HD | HD+ | |
Pixel Density | 267 ppi | 268 ppi | LG K51S has better pixel density than HTC Desire 820. |
Aspect Ratio | - | 20:9 | |
Max Brightness | - | 400 cd/m² | |
Colour Depth | 16.7 million colours | - | |
Display Features | - | Reading mode, FullVision display, night mode, hole in display | |
Display Protection (Screen Protector) | Corning Gorilla Glass 3 (scratch resistant glass) | Tempered glass |
PROCESSOR | HTC Desire 820 | LG K51S |
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Processor Type (CPU) | Qualcomm Snapdragon 615 | MediaTek | |
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Processor Number | - | MT6765 | |
Clock Speed | - | 2.3 GHz | |
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) | Qualcomm ADRENO 405 | IMG PowerVR GE8320 |
MEMORY | HTC Desire 820 | LG K51S |
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RAM | 2 GB | 3 GB | LG K51S has more RAM than HTC Desire 820. |
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Internal Memory Size (Storage Capacity) | 16 GB | 64 GB | LG K51S has more internal memory than HTC Desire 820. |
User Memory | 11.2 GB | 50.2 GB | |
Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 128 GB | microSDHC, microSDXC - up to 2 TB |
CAMERA | HTC Desire 820 | LG K51S |
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MAIN CAMERA |
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Number of Main Cameras | 1 | 4 | |
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Sensor Resolution | 13 Megapixel | 32 Megapixel | LG K51S has better camera resolution than HTC Desire 820. |
Sensor Type | BSI-CMOS | - | |
Lens Aperture | F/2.2 | F/1.8 | LG K51S has better lens aperture than HTC Desire 820. |
Field of View (FoV) | - | 76.3 degree(s) | |
Focus Adjustment | Automatic | Automatic | |
Minimum Focal Length (Focal Distance) | 28 mm | 24 mm | |
Digital Zoom | - | 8x | |
Self-Timer Delay | - | Yes | |
Special Effects | - | HDR | |
HDR Mode | Auto HDR mode | - | |
Camera Modes | Burst mode | Burst mode, portrait mode, Flowers, Animals, Food, Person, Sunset, Sunrise, City, Landscape | |
Face Recognition (Face ID) | Face detection | Face detection | Both phones have face detection. |
White Balance | - | Automatic | |
Light Source | LED light | LED flash | |
Still Image Resolutions | 4160 x 3120 | - | |
Video Resolutions | 1920 x 1080 (1080p) | 1920 x 1080 (1080p) at 30 fps | |
Camera Features (Functions) | Auto selfie, Photo Booth feature, Live Makeup, Split Capture | Phase Detect Auto-Focus (PDAF), geotagging, Big Pixels technology, Quad Pixel technology |
SECOND CAMERA |
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Sensor Resolution (2nd Camera) | - | 5 Megapixel | |
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Lens Type (2nd Camera) | - | Super wide-angle lens | |
Lens Aperture (2nd Camera) | - | F/2.2 | |
Field of View (2nd Camera) | - | 115 degree(s) | |
Minimum Focal Length (2nd Camera) | - | 16 mm |
THIRD CAMERA |
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Sensor Resolution (3rd Camera) | - | 2 Megapixel | |
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Lens Aperture (3rd Camera) | - | F/2.4 | |
Field of View (3rd Camera) | - | 88.9 degree(s) | |
Camera Functions (3rd Camera) | - | Depth camera |
FOURTH CAMERA |
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Sensor Resolution (4th Camera) | - | 2 Megapixel | |
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Lens Aperture (4th Camera) | - | F/2.4 | |
Field of View (4th Camera) | - | 88.6 degree(s) | |
Camera Functions (4th Camera) | - | Macro camera | |
Camera Features (4th Camera) | - | 4cm macro photography |
FRONT CAMERA |
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Number of Front Cameras | 1 | 1 | |
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Sensor Resolution (Front) | 8 Megapixel | 13 Megapixel | LG K51S has better front camera resolution than HTC Desire 820. |
Sensor Type (Front) | BSI-CMOS | - | |
Special Effects (Front) | Face fusion | - | |
Camera Modes (Front) | - | Gesture Shot, Selfie portrait | |
Face Recognition (Face ID) | - | Face detection | LG K51S has face detection. |
Video Resolutions (Front) | 1920 x 1080 (1080p) | - | |
Camera Features (Front) | - | 17 filters |
BATTERY AND CHARGING | HTC Desire 820 | LG K51S |
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Battery Capacity (Battery Size) | 2600 mAh | 4000 mAh | LG K51S has larger battery capacity than HTC Desire 820. |
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Standby Time | 455 hours | 100 hours | HTC Desire 820 has longer standby time than LG K51S. |
Talk Time | 1068 minutes | 480 minutes | HTC Desire 820 has longer battery life when making calls than LG K51S. |
Run Time Details | Talk (WCDMA): up to 1068 min Standby (WCDMA): up to 455 hrs |
Talk: up to 480 min Standby: up to 100 hrs |
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Battery Technology | Lithium polymer | Lithium Ion |
CELLULAR | HTC Desire 820 | LG K51S |
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Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
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Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
Operating System | Android 4.4 (KitKat) | Android 9.0 Pie | |
User Interface | HTC Sense | LG UX 9 | |
Intelligent Assistant | - | Google Assistant | |
Navigation | A-GPS, GLONASS | GPS |
COMMUNICATIONS | HTC Desire 820 | LG K51S |
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Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | |
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2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
4G LTE Band | Band 3, Band 7, Band 8, Band 20 | Band 1, Band 3, Band 7, Band 8, Band 20, Band 38 | |
4G LTE Frequency | FDD 1800+, FDD 2600, FDD 900, FDD 800 DD | FDD 2100, FDD 1800+, FDD 2600, FDD 900, FDD 800 DD, TDD 2600 | |
Wireless Interface | IEEE 802.11a/b/g/n | IEEE 802.11a/b/g/n | |
Bluetooth | Bluetooth 4.0 | Bluetooth 5.0 BLE | |
Bluetooth Profiles | A2DP | 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. |
Communication Features | Mobile Email client, Internet browser | - | |
Messaging Services | SMS, MMS | SMS, MMS |
MEDIA | HTC Desire 820 | LG K51S |
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Supported Digital Audio Standards | WAV, AAC, AMR, MP3, OGG, MIDI, M4A, WMA 9 | WMA, AAC, PCM, MP3, FLAC, AAC +, eAAC+, OPUS, AMR-WB, AMR-NB, Vorbis | |
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Supported Digital Video Standards | AVI, MPEG-4, 3GP, H.264, H.263, WMV9, 3G2 | MKV, FLV, AVI, WMV, ASF, 3GP, TS, WebM, OGM, MP4 | |
Sound Enhancements | HTC BoomSound | DTS: X 3D Surround Sound |
FEATURES | HTC Desire 820 | LG K51S |
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Phone Functions | Speakerphone, voice control, call timer, conference call, voice dialing, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
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Sensors | Accelerometer, ambient light sensor, proximity sensor | Accelerometer, ambient light sensor, proximity sensor, digital compass | |
Security Devices | - | Fingerprint reader | |
Personal Information Management | Calendar, synchronization with PC, calculator, reminder, alarm clock | - | |
Additional Phone Features | DLNA Certified, sharing media via DLNA, Wi-Fi Miracast, HTC BlinkFeed, HTC Sense Voice | DLNA Certified, Dual microphones, KnockON, QuickMemo+ function, Mini View function, Capture+, EasyHome, Clip Tray, Google Lens, AI Cam, Game Tools, Google Assistant Button |
OTHERS | HTC Desire 820 | LG K51S |
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Included Accessories | Power adapter | Power adapter, SIM card removal tool, USB-C cable | |
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Compliant Standards | - | MIL-STD 810G |