LG X400 (K121K) vs Samsung Galaxy M52 (SM-M526B/DS 128GB/8GB)
Side by side comparison between LG X400 vs Samsung Galaxy M52 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
6.7"
AMOLED
AMOLED
1080x2400
64
MP
MP
32mp
8GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy M52 (SM-M526B/DS 128GB/8GB)
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!
4 Advantages 
27 Advantages | 22 Common items in both devices |
| Plastic body, glass front |
| 16 million |
| LED flash |
| Only digital zoom |
| Autofocus / PDAF: phase detection autofocus |
| EIS: Digital stabilization |
| Capacitive |
| +15 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) | Galaxy M52 (SM-M526B/DS 128GB/8GB) | |
| Model | X400 (K121K) | Galaxy M52 (SM-M526B/DS 128GB/8GB) |
| Other model names | KT LG X400, LGM-K121K, LGMK121K (Korea Telecom) | Galaxy M52 5G SM-M526B/Dual-SIM 128GB+8GB RAM |
| Country or region available |  South Korea |  India |
| Brand | LG | Samsung |
| Release date | 2/1/2017 | 10/2/2021, Announced: 9/24/2021 |
| Depth | 8 millimeters (0.31 inches) | 7.4 millimeters (0.29 inches) |
| Size (width x height) | 75.29 x 148.7 millimeters (2.96 x 5.85 in) | 76.4 x 164.2 millimeters (3.01 x 6.46 in) |
| Weight | 142 grams (4.97 ounces) | 173 grams (6.06 ounces) |
| Build, materials | Plastic body, glass front | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| LG X400 (K121K) | Galaxy M52 (SM-M526B/DS 128GB/8GB) | |
| Display type | TFT IPS LCD | Super AMOLED Plus |
| Screen size | 5.3" inches | 6.7" inches |
| Screen-to-body ratio | ~69.2% (screen-to-body ratio) | ~86.4% (screen-to-body ratio) |
| Display resolution | 720x1280 pixels | 1080x2400 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 277 PPI | 393 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | feature not registered | 120Hz |
| Display features | feature not registered | Not supported |
🤖 Operating System | ||
| LG X400 (K121K) | Galaxy M52 (SM-M526B/DS 128GB/8GB) | |
| System version | Android 7.0 Nougat | Android 11 |
| Firmware update | Android 8.0 Oreo | Android 13 |
| User Interface | feature not registered | One UI 3.1 / 4.1 / 5.0 |
⚙️ Processor | ||
| LG X400 (K121K) | Galaxy M52 (SM-M526B/DS 128GB/8GB) | |
| Chipset | 64bit: MediaTek MT6750 (28nm) | 64bit: Qualcomm Snapdragon 778G (SM7325) (6nm) |
| CPU | Octa-core, 2 processors: 4x 1.5GHz ARM Cortex-A53 (Quad-core) 4x 1GHz ARM Cortex-A53 (Quad-core) | Octa-core, 3 processors: 1x 2.4GHz ARM Cortex-A78 (Single-core) 3x 2.2GHz ARM Cortex-A78 (Triple-core) 4x 1.8GHz ARM Cortex-A55 (Quad-core) |
| GPU graphical controller | ARM Mali-T860 MP2 520Mhz | Qualcomm Adreno 642L (550MHz) |
| Performance (benchmark) | feature not registered | AnTuTu: 504424 (v9) Geekbench: 2796 (v5.1) GFXBench: 28fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
| LG X400 (K121K) | Galaxy M52 (SM-M526B/DS 128GB/8GB) | |
| RAM memory | 2GB LPDDR3 | 8GB LPDDR4X |
| Internal storage | 32GB (22GB available) | 128GB (101GB available) eMMC 5.1 |
| External storage | Until 256GB microSD, microSDXC (dedicated slot) | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) |
📶 Mobile networks | ||
| LG X400 (K121K) | Galaxy M52 (SM-M526B/DS 128GB/8GB) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 300/50 Mbps | 2000/1024 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G, 5G |
| 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 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 2100 | 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, 17, 20, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE |
| Primary 5G network | Not supported | SA/NSA/Sub6 (1, 3, 5, 7, 8, 20, 28, 40, 41, 66, 78) |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
| Secondary 2G network | Not supported | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | UMTS 850/900/1700/1900/2100 |
| Secondary 4G network | Not supported | LTE Cat16 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE |
| Secondary data network | Not supported | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
📷 Camera | ||
| LG X400 (K121K) | Galaxy M52 (SM-M526B/DS 128GB/8GB) | |
| Back camera (main camera) | 13 megapixels | (triple camera) 64 megapixels 12MP ultrawide f/2.2123°1.12µm 5MP macro f/2.4 |
| Main camera resolution | 4160x3120 pixels | 10120x6328 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | 4K UHD (3840x2160) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/2.2 (aperture) | f/1.8 (aperture) |
| Focal length | feature not registered | 26mm (lens) |
| Sensor size | 1/3" inches | 1/1.72" inches |
| Pixel size | 1.12µm pixel | 0.8µm pixel |
| Autofocus | Autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | EIS: Digital 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 on both cameras |
| Camera extras | feature not registered | 1080p@30fps |
📸 Front camera | ||
| LG X400 (K121K) | Galaxy M52 (SM-M526B/DS 128GB/8GB) | |
| Front camera (secondary) | 5 megapixels | 32 megapixels |
| Front camera resolution | 2560x1920 pixels | 6528x4896 pixels |
| Video recording (secondary) | Full HD (1920x1080) | 4K UHD (3840x2160) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.4 (aperture) | f/2.2 (aperture) |
| Focal length | feature not registered | 26mm (lens) |
| Sensor size | 1/5" inches | 1/2.8" inches |
| Pixel size | 1.12µm pixel | 0.8µm pixel |
🔉 Sound and multimedia | ||
| LG X400 (K121K) | Galaxy M52 (SM-M526B/DS 128GB/8GB) | |
| Loudspeaker | Supported | Mono sound (not stereo) |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM (RDS) | FM |
| TV | Digital TV | Not supported |
| Video formats | MP4, H.264, H.263, XviD, MKV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| LG X400 (K121K) | Galaxy M52 (SM-M526B/DS 128GB/8GB) | |
| USB | MicroUSB 2.0, USB OTG On-The-Go | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | Type-C reversible connector |
| TV output | Not supported | USB Type-C (reversible) |
| 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/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| LG X400 (K121K) | Galaxy M52 (SM-M526B/DS 128GB/8GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Fingerprint sensor (rear-mounted) Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG X400 (K121K) | Galaxy M52 (SM-M526B/DS 128GB/8GB) | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 2800 mAh | 5000 mAh |
| Charger, watts | Wired charging | 25W Wired fast charging Reverse charging by cable |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 9 hours | 48 hours (2 days) |
| Standby | 390 hours (16.3 days) | feature not registered |
➕ Other features | ||
| LG X400 (K121K) | Galaxy M52 (SM-M526B/DS 128GB/8GB) | |
| 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: Blazing Black, White, Icy Blue |
☢️ Radiation rate | ||
| LG X400 (K121K) | Galaxy M52 (SM-M526B/DS 128GB/8GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.77W/kg (head), 0.8W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.789W/kg (head), 1.4W/kg (body) |