LG X400 (K121K) vs Samsung Galaxy A03 Core (SM-A032F/DS)
Side by side comparison between LG X400 vs Samsung Galaxy A03 Core 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
6.5"
PLS
PLS
720x1600
8
MP
MP
5mp
2GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
What's the better phone? LG X400 (K121K)
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!
11 Advantages 
10 Advantages | 23 Common items in both devices |
| 32GB (22GB available) / 32GB (23GB available) |
| Plastic body, glass front |
| 16 million |
| LED flash |
| Only digital zoom |
| Autofocus |
| EIS: Digital stabilization |
| +16 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 A03 Core (SM-A032F/DS) | |
| Model | X400 (K121K) | Galaxy A03 Core (SM-A032F/DS) |
| Other model names | KT LG X400, LGM-K121K, LGMK121K (Korea Telecom) | Galaxy A03 Core SM-A032F/Dual-SIM |
| Country or region available |  South Korea |  (Global, International) |
| Brand | LG | Samsung |
| Release date | 2/1/2017 | 12/6/2021, Announced: 11/15/2021 |
| Depth | 8 millimeters (0.31 inches) | 9.1 millimeters (0.36 inches) |
| Size (width x height) | 75.29 x 148.7 millimeters (2.96 x 5.85 in) | 75.9 x 164.2 millimeters (2.99 x 6.46 in) |
| Weight | 142 grams (4.97 ounces) | 211 grams (7.39 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 A03 Core (SM-A032F/DS) | |
| Display type | TFT IPS LCD | TFT PLS |
| Screen size | 5.3" inches | 6.5" inches |
| Screen-to-body ratio | ~69.2% (screen-to-body ratio) | ~81.8% (screen-to-body ratio) |
| Display resolution | 720x1280 pixels | 720x1600 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 277 PPI | 270 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | Not supported |
🤖 Operating System | ||
| LG X400 (K121K) | Galaxy A03 Core (SM-A032F/DS) | |
| System version | Android 7.0 Nougat | Android 11 |
| Firmware update | Android 8.0 Oreo | feature not registered |
| User Interface | feature not registered | Android Go edition |
⚙️ Processor | ||
| LG X400 (K121K) | Galaxy A03 Core (SM-A032F/DS) | |
| Chipset | 64bit: MediaTek MT6750 (28nm) | 64bit: Unisoc SC9863A (28nm) |
| CPU | Octa-core, 2 processors: 4x 1.5GHz ARM Cortex-A53 (Quad-core) 4x 1GHz ARM Cortex-A53 (Quad-core) | Octa-core, 2 processors: 4x 1.6GHz ARM Cortex-A55 (Quad-core) 4x 1.2GHz ARM Cortex-A55 (Quad-core) |
| GPU graphical controller | ARM Mali-T860 MP2 520Mhz | PowerVR GE8322 MP2 (550MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| LG X400 (K121K) | Galaxy A03 Core (SM-A032F/DS) | |
| RAM memory | 2GB LPDDR3 | 2GB LPDDR4X |
| Internal storage | 32GB (22GB available) | 32GB (23GB available) eMMC 5.1 |
| External storage | Until 256GB microSD, microSDXC (dedicated slot) | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| LG X400 (K121K) | Galaxy A03 Core (SM-A032F/DS) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 300/50 Mbps | 150/50 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 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 2100 | UMTS 850/900/2100 |
| Primary 4G network | LTE Cat6 850/900/1800/2100/2600 (Bands 1,3,5,7,8) VoLTE | LTE Cat4 (1, 3, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE |
| Secondary 2G network | Not supported | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | UMTS 850/900/2100 |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ |
📷 Camera | ||
| LG X400 (K121K) | Galaxy A03 Core (SM-A032F/DS) | |
| Back camera (main camera) | 13 megapixels | 8 megapixels |
| Main camera resolution | 4160x3120 pixels | 3264x2448 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/2.2 (aperture) | f/2.0 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/3" inches | feature not registered |
| Pixel size | 1.12µm pixel | feature not registered |
| Autofocus | Autofocus | 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 | Not supported |
| HDR | HDR photo only main camera | HDR photo on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| LG X400 (K121K) | Galaxy A03 Core (SM-A032F/DS) | |
| Front camera (secondary) | 5 megapixels | 5 megapixels |
| Front camera resolution | 2560x1920 pixels | 2560x1920 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 | feature not registered |
| Sensor size | 1/5" inches | feature not registered |
| Pixel size | 1.12µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| LG X400 (K121K) | Galaxy A03 Core (SM-A032F/DS) | |
| Loudspeaker | Supported | Mono sound (not stereo) |
| Active noise cancellation | 2 microphones or more | Not supported |
| 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 A03 Core (SM-A032F/DS) | |
| USB | MicroUSB 2.0, USB OTG On-The-Go | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 4.2 + A2DP | 4.2 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) WiFi hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging, GLONASS |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| LG X400 (K121K) | Galaxy A03 Core (SM-A032F/DS) | |
| Sensors | Accelerometer Ambient light sensor Compass Fingerprint sensor (rear-mounted) Proximity sensor | Accelerometer Ambient light sensor Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG X400 (K121K) | Galaxy A03 Core (SM-A032F/DS) | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 2800 mAh | 5000 mAh |
| Charger, watts | Wired charging | 7.75W (5V/1.55A) Wired charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 9 hours | feature not registered |
| Standby | 390 hours (16.3 days) | feature not registered |
➕ Other features | ||
| LG X400 (K121K) | Galaxy A03 Core (SM-A032F/DS) | |
| 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: Black, Blue |
☢️ Radiation rate | ||
| LG X400 (K121K) | Galaxy A03 Core (SM-A032F/DS) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.3W/kg (head) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.24W/kg (head), 1.39W/kg (body) |