Detailed comparison and review of LG G4 Stylus H635 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 | LG G4 Stylus H635 | LG K51S |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | H635 | LM-K510EMW | |
| Form Factor | Touch | Touch | |
| Height | 154 mm | 165.2 mm | LG K51S has greater height than LG G4 Stylus H635. |
| Width | 79.2 mm | 76.7 mm | LG G4 Stylus H635 has greater width than LG K51S. |
| Depth | 9.38 mm | 8.26 mm | LG K51S is narrower than LG G4 Stylus H635. |
| Weight | 163 g | 194 g | LG G4 Stylus H635 is lighter than LG G4 Stylus H635. |
| Body Colour | Titan | Pink | Titan | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 0.368 W/kg (body), 0.446 W/kg (head), 0.474 W/kg (body) (simultaneous), 0.828 W/kg (head) (simultaneous) | 1.335 W/kg (body), 0.501 W/kg (head) | |
| Integrated Components | FM radio | - | |
| Connector Type | Micro-USB - 5 pin Micro-USB Type B Headset jack - mini-phone 3.5mm |
Headset jack - mini-phone 3.5mm USB Type-C - 24 pin USB-C |
|
| SIM Card Type (Size) | Micro SIM | Nano SIM | |
| SIM Card Qty | Single-SIM | Dual-SIM |
| DISPLAY | LG G4 Stylus H635 | LG K51S |
|---|
| Display Type | LCD display | LCD display | |
|---|---|---|---|
| Display Technology | IPS | IPS | |
| Screen Size (Display Size) | 5.7" | 6.55" | LG K51S has larger screen size than LG G4 Stylus H635. |
| Screen Resolution (Display Resolution) | 1280 x 720 pixels | 1600 x 720 pixels | LG K51S has better screen resolution than LG G4 Stylus H635. |
| Display Format | HD | HD+ | |
| Pixel Density | 258 ppi | 268 ppi | LG K51S has better pixel density than LG G4 Stylus H635. |
| Aspect Ratio | - | 20:9 | |
| Max Brightness | - | 400 cd/m² | |
| Display Features | Zero Air Gap technology, In-Cell Display Technology | Reading mode, FullVision display, night mode, hole in display | |
| Display Protection (Screen Protector) | - | Tempered glass |
| PROCESSOR | LG G4 Stylus H635 | LG K51S |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 410 | MediaTek | |
|---|---|---|---|
| Processor Number | MSM8916 | MT6765 | |
| Clock Speed | 1.2 GHz | 2.3 GHz | LG K51S has higher clock speed than LG G4 Stylus H635. |
| Processor Core Qty | Quad-core | 8-core | LG K51S has higher processor core quantity than LG G4 Stylus H635. |
| 64-bit Architecture | - | Yes | LG K51S has 64-bit architecture. |
| Graphics System (GPU) | - | IMG PowerVR GE8320 |
| MEMORY | LG G4 Stylus H635 | LG K51S |
|---|
| RAM | 1 GB | 3 GB | LG K51S has more RAM than LG G4 Stylus H635. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 8 GB | 64 GB | LG K51S has more internal memory than LG G4 Stylus H635. |
| User Memory | - | 50.2 GB | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC - up to 32 GB | microSDHC, microSDXC - up to 2 TB |
| CAMERA | LG G4 Stylus H635 | LG K51S |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 4 | |
|---|---|---|---|
| Sensor Resolution | 8 Megapixel | 32 Megapixel | LG K51S has better camera resolution than LG G4 Stylus H635. |
| Lens Aperture | - | F/1.8 | |
| Field of View (FoV) | - | 76.3 degree(s) | |
| Focus Adjustment | Automatic | Automatic | |
| Laser Auto Focus | Yes | - | |
| Minimum Focal Length (Focal Distance) | - | 24 mm | |
| Digital Zoom | 4x | 8x | LG K51S has better digital zoom than LG G4 Stylus H635. |
| Self-Timer Delay | - | Yes | |
| Special Effects | - | HDR | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | Burst mode, selfie mode, Gesture Shot | 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 | Automatic | |
| Light Source | LED light | LED flash | |
| Video Resolutions | 3840 x 2160 (4K) | 1920 x 1080 (1080p) at 30 fps | |
| Camera Features (Functions) | Cheese Shutter function, Touch & Shoot | Phase Detect Auto-Focus (PDAF), geotagging, Big Pixels technology, Quad Pixel technology |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 5 Megapixel | |
|---|---|---|---|
| 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 |
|---|
| Sensor Resolution (3rd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Aperture (3rd Camera) | - | F/2.4 | |
| Field of View (3rd Camera) | - | 88.9 degree(s) | |
| Camera Functions (3rd Camera) | - | Depth camera |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | - | 2 Megapixel | |
|---|---|---|---|
| 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 |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 13 Megapixel | LG K51S has better front camera resolution than LG G4 Stylus H635. |
| Camera Modes (Front) | - | Gesture Shot, Selfie portrait | |
| Face Recognition (Face ID) | - | Face detection | LG K51S has face detection. |
| Light Source (Front) | LED flash | - | |
| Camera Features (Front) | - | 17 filters |
| BATTERY AND CHARGING | LG G4 Stylus H635 | LG K51S |
|---|
| Battery Capacity (Battery Size) | 3000 mAh | 4000 mAh | LG K51S has larger battery capacity than LG G4 Stylus H635. |
|---|---|---|---|
| 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 | Lithium Ion |
| CELLULAR | LG G4 Stylus H635 | LG K51S |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 5.0 (Lollipop) | Android 9.0 Pie | |
| User Interface | - | LG UX 9 | |
| Intelligent Assistant | - | Google Assistant | |
| Navigation | GPS, A-GPS | GPS |
| COMMUNICATIONS | LG G4 Stylus H635 | LG K51S |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 4G LTE Band | - | Band 1, Band 3, Band 7, Band 8, Band 20, Band 38 | |
| 4G LTE Frequency | - | 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. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | LG G4 Stylus H635 | LG K51S |
|---|
| Supported Digital Audio Standards | WAV, WMA, AMR, MP3, FLAC, XMF, OGG, MKA, MIDI, M4A | WMA, AAC, PCM, MP3, FLAC, AAC +, eAAC+, OPUS, AMR-WB, AMR-NB, Vorbis | |
|---|---|---|---|
| Supported Digital Video Standards | FLV, AVI, MPEG-4, WMV, ASF, DivX, 3GP, TS, WebM | MKV, FLV, AVI, WMV, ASF, 3GP, TS, WebM, OGM, MP4 | |
| Sound Enhancements | - | DTS: X 3D Surround Sound |
| FEATURES | LG G4 Stylus H635 | LG K51S |
|---|
| 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 | |
| Security Devices | - | Fingerprint reader | |
| Additional Phone Features | DLNA Certified, sharing media via DLNA, Knock Code function, QuickMemo+ function, Glance View | DLNA Certified, Dual microphones, KnockON, QuickMemo+ function, Mini View function, Capture+, EasyHome, Clip Tray, Google Lens, AI Cam, Game Tools, Google Assistant Button |
| OTHERS | LG G4 Stylus H635 | LG K51S |
|---|
| Included Accessories | Stylus, power adapter | Power adapter, SIM card removal tool, USB-C cable | |
|---|---|---|---|
| Compliant Standards | - | MIL-STD 810G |
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