LG X400 (K121K) vs Apple iPhone 8 (64GB)
Side by side comparison between LG X400 vs Apple iPhone 8 phones, differences, pros, cons and full specifications. What's the better?
,
5.3"
IPS
IPS
720x1280
13
MP
MP
5mp
2GB
RAM
RAM
Octa-core
2800
mAh
mAh
(Removable)
vs
4.7"
IPS
IPS
750x1334
12
MP
MP
7.1mp
2GB
RAM
RAM
Hexa-core
1821
mAh
mAh
(Non removable)
What's the better phone? Apple iPhone 8 (64GB)
The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!
10 Advantages 
22 Advantages | 21 Common items in both devices |
| 16 million |
| Only digital zoom |
| Autofocus / PDAF: phase detection autofocus |
| 1/3" inches |
| (front) Full HD (1920x1080) |
| 4G LTE-A |
| Capacitive |
| +14 specs and more in the table below |
Check the comparison table below for more items that are not evaluated in comparison score above.
Highlight differences Clear highlight📱 Model features | ||
| LG X400 (K121K) | iPhone 8 (64GB) | |
| Model | X400 (K121K) | iPhone 8 (64GB) |
| Other model names | KT LG X400, LGM-K121K, LGMK121K (Korea Telecom) | iPhone 8 A1863 (CDMA), iPhone 8 A1905 (GSM) |
| Country or region available |  South Korea |  (Global, International) |
| Brand | LG | Apple |
| Release date | 2/1/2017 | 9/22/2017, Announced: 9/12/2017 |
| Depth | 8 millimeters (0.31 inches) | 7.3 millimeters (0.29 inches) |
| Size (width x height) | 75.29 x 148.7 millimeters (2.96 x 5.85 in) | 67.3 x 138.4 millimeters (2.65 x 5.45 in) |
| Weight | 142 grams (4.97 ounces) | 148 grams (5.18 ounces) |
| Build, materials | Plastic body, glass front | Aluminum frame, glass front/back |
| Protection against water and others | Not supported | IP67 certified: dust proof and waterproof over 1 meter and 30min |
📲 Display | ||
| LG X400 (K121K) | iPhone 8 (64GB) | |
| Display type | TFT IPS LCD | TFT LED-Backlit IPS LCD |
| Screen size | 5.3" inches | 4.7" inches |
| Screen-to-body ratio | ~69.2% (screen-to-body ratio) | ~65.4% (screen-to-body ratio) |
| Display resolution | 720x1280 pixels | 750x1334 pixels (16:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 277 PPI | 326 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Scratch-resistant glass |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | 625nits[typ] Oleophobic coating |
🤖 Operating System | ||
| LG X400 (K121K) | iPhone 8 (64GB) | |
| System version | Android 7.0 Nougat | iOS 11 |
| Firmware update | Android 8.0 Oreo | iOS 16 |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| LG X400 (K121K) | iPhone 8 (64GB) | |
| Chipset | 64bit: MediaTek MT6750 (28nm) | 64bit: Apple A11 Bionic (10nm) |
| CPU | Octa-core, 2 processors: 4x 1.5GHz ARM Cortex-A53 (Quad-core) 4x 1GHz ARM Cortex-A53 (Quad-core) | Hexa-core, 2 processors: 2x 2.39GHz Monsoon (Dual-core) 4x 1.6GHz Mistral (Quad-core) |
| GPU graphical controller | ARM Mali-T860 MP2 520Mhz | Apple GPU (3-Core) |
| Performance (benchmark) | feature not registered | AnTuTu: 237594 (v7) Geekbench: 10214 (v4.4) GFXBench: 20fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
| LG X400 (K121K) | iPhone 8 (64GB) | |
| RAM memory | 2GB LPDDR3 | 2GB LPDDR4X |
| Internal storage | 32GB (22GB available) | 64GB (54GB available) NVMe (SSD) |
| External storage | Until 256GB microSD, microSDXC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| LG X400 (K121K) | iPhone 8 (64GB) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 300/50 Mbps | 1024/150 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Tri-Band 900/1800/1900 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 900/1800/1900 | CDMA 800/1900/2100 (A1864 model), GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 2100 | A1864 model: CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100 A1897 model: UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat6 850/900/1800/2100/2600 (Bands 1,3,5,7,8) VoLTE | LTE Cat16 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 34, 66) TD-LTE (38, 39, 40, 41) VoLTE |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | Not supported | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | Not supported |
📷 Camera | ||
| LG X400 (K121K) | iPhone 8 (64GB) | |
| Back camera (main camera) | 13 megapixels | 12 megapixels |
| Main camera resolution | 4160x3120 pixels | 4000x3000 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | 4K UHD (3840x2160) 60 fps |
| Flash | LED flash | Quad-LED flash |
| Focal aperture | f/2.2 (aperture) | f/1.8 (aperture) |
| Focal length | feature not registered | 28mm (lens) |
| Sensor size | 1/3" inches | 1/3" inches |
| Pixel size | 1.12µm pixel | feature not registered |
| Autofocus | Autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | OIS: Optical stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Supported |
| HDR | HDR photo only main camera | HDR photo/video on both cameras |
| Camera extras | feature not registered | 1080p@240fps |
📸 Front camera | ||
| LG X400 (K121K) | iPhone 8 (64GB) | |
| Front camera (secondary) | 5 megapixels | 7.1 megapixels |
| Front camera resolution | 2560x1920 pixels | 3072x2304 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.4 (aperture) | f/2.2 (aperture) |
| Focal length | feature not registered | 32mm (lens) |
| Sensor size | 1/5" inches | feature not registered |
| Pixel size | 1.12µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| LG X400 (K121K) | iPhone 8 (64GB) | |
| Loudspeaker | Supported | Stereo sound |
| Active noise cancellation | 2 microphones or more | 3 microphones |
| Radio | FM (RDS) | Not supported |
| TV | Digital TV | Not supported |
| Video formats | MP4, H.264, H.263, XviD, MKV | MPEG4, H.265, H.264, MOV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, AAX+, AIFF |
🔌 Connectivity | ||
| LG X400 (K121K) | iPhone 8 (64GB) | |
| USB | MicroUSB 2.0, USB OTG On-The-Go | USB 2.0 proprietary connector |
| Audio output | 3.5mm jack | proprietary audio output |
| TV output | Not supported | Proprietary TV-out |
| Bluetooth | 4.2 + A2DP | 5.0 + A2DP/LE |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging, GLONASS, GALILEO, QZSS |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| LG X400 (K121K) | iPhone 8 (64GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Fingerprint sensor (rear-mounted) Proximity sensor | Accelerometer Ambient light sensor Barometer Compass Fingerprint sensor (front-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG X400 (K121K) | iPhone 8 (64GB) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 2800 mAh | 1821 mAh |
| Charger, watts | Wired charging | 15W Wired fast charging USB Power Delivery 2.0 |
| Inductive / wireless charging | feature not registered | Qi wireless charging |
| Talk time autonomy | 9 hours | 14 hours |
| Standby | 390 hours (16.3 days) | feature not registered |
➕ Other features | ||
| LG X400 (K121K) | iPhone 8 (64GB) | |
| Call control | Voice dialing, Voice recorder | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black, Gold • 2.5D Arc Glass screen • LG UX 5.0 • Wide-angle 120° front camera • KnockOn, Knock Code • DMB-TV (Korea) | • Colors: Space Gray, Silver, Gold • Lightning to 3.5mm headphone jack adapter included • Apple Pay • AirDrop, iCloud, FaceTime, Siri |
☢️ Radiation rate | ||
| LG X400 (K121K) | iPhone 8 (64GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |