Samsung Duos SCH-W299 vs LG X400 (K121K)
Side by side comparison between Samsung Duos SCH-W299 vs LG X400 phones, differences, pros, cons and full specifications. What's the better?
,
vs
5.3"
IPS
IPS
720x1280
13
MP
MP
5mp
2GB
RAM
RAM
Octa-core
2800
mAh
mAh
(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!
2 Advantages 
28 Advantages | 7 Common items in both devices |
| 16 million |
| Only digital zoom |
| Li-Ion: lithium-ion (Removable) |
| Hands-free calling |
| Vibrating alert |
| FM (RDS) |
| USB 2.0 proprietary connector / MicroUSB 2.0, USB OTG On-The-Go |
| + 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 | ||
| Samsung Duos SCH-W299 | LG X400 (K121K) | |
| Change model | ||
| Model | Duos SCH-W299 | X400 (K121K) |
| Other model names | Samsung W299 Duos, Samsung Duos Touch | KT LG X400, LGM-K121K, LGMK121K (Korea Telecom) |
| Country or region available | feature not registered |  South Korea |
| Brand | Samsung | LG |
| Release date | 5/1/2009 | 2/1/2017 |
| Depth | 15.9 millimeters (0.63 inches) | 8 millimeters (0.31 inches) |
| Size (width x height) | 49 x 113 millimeters (1.93 x 4.45 in) | 75.29 x 148.7 millimeters (2.96 x 5.85 in) |
| Weight | 114 grams (3.99 ounces) | 142 grams (4.97 ounces) |
| Build, materials | feature not registered | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Samsung Duos SCH-W299 | LG X400 (K121K) | |
| Display type | TFT LCD | TFT IPS LCD |
| Screen size | 2.2" inches | 5.3" inches |
| Screen-to-body ratio | ~27.1% (screen-to-body ratio) | ~69.2% (screen-to-body ratio) |
| Display resolution | 240x320 pixels | 720x1280 pixels |
| Touchscreen | Not supported | Capacitive Multitouch |
| Pixel density (dot pitch) | 182 PPI | 277 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Samsung Duos SCH-W299 | LG X400 (K121K) | |
| System version | Proprietary OS | Android 7.0 Nougat |
| Firmware update | feature not registered | Android 8.0 Oreo |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Samsung Duos SCH-W299 | LG X400 (K121K) | |
| Chipset | 32bit | 64bit: MediaTek MT6750 (28nm) |
| CPU | Single-core, 1 processor: Single-core | Octa-core, 2 processors: 4x 1.5GHz ARM Cortex-A53 (Quad-core) 4x 1GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | feature not registered | ARM Mali-T860 MP2 520Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Samsung Duos SCH-W299 | LG X400 (K121K) | |
| RAM memory | feature not registered | 2GB LPDDR3 |
| Internal storage | 38MB | 32GB (22GB available) |
| External storage | Until 2GB microSD (dedicated slot) | Until 256GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Samsung Duos SCH-W299 | LG X400 (K121K) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) Standard mini-SIM (2FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 0.048 Mbps | 300/50 Mbps |
| Network technology | 2G | 2G, 3G, 4G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Tri-Band 900/1800/1900 | Tri-Band 900/1800/1900 |
| Primary 2G network | GSM 900/1800/1900 | GSM 900/1800/1900 |
| Primary 3G network | Not supported | UMTS 2100 |
| Primary 4G network | Not supported | LTE Cat6 850/900/1800/2100/2600 (Bands 1,3,5,7,8) VoLTE |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A |
| Secondary 2G network | CDMA 800 | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | CDMA2000 EV-DO Rev 0 | Not supported |
📷 Camera | ||
| Samsung Duos SCH-W299 | LG X400 (K121K) | |
| Back camera (main camera) | 2 megapixels | 13 megapixels |
| Main camera resolution | 1600x1200 pixels | 4160x3120 pixels |
| Video recording (primary) | QCIF (176x144) | Full HD (1920x1080) 30 fps |
| Flash | Not supported | LED flash |
| Focal aperture | feature not registered | f/2.2 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | 1/3" inches |
| Pixel size | feature not registered | 1.12µm pixel |
| Autofocus | Not supported | Autofocus |
| Touch focus | Not supported | Supported |
| Image stabilization | feature not registered | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Not supported | Face detection, Smile detection |
| BSI sensor | Not supported | Not supported |
| HDR | Not supported | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Samsung Duos SCH-W299 | LG X400 (K121K) | |
| Front camera (secondary) | Not supported | 5 megapixels |
| Front camera resolution | Not supported | 2560x1920 pixels |
| Video recording (secondary) | Not supported | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/2.4 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | 1/5" inches |
| Pixel size | feature not registered | 1.12µm pixel |
🔉 Sound and multimedia | ||
| Samsung Duos SCH-W299 | LG X400 (K121K) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | 2 microphones or more |
| Radio | FM (RDS) | FM (RDS) |
| TV | Not supported | Digital TV |
| Video formats | MP4, H.263 | MP4, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, eAAC+ | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Samsung Duos SCH-W299 | LG X400 (K121K) | |
| USB | USB 2.0 proprietary connector | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | proprietary audio output | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 2.0 + A2DP | 4.2 + A2DP |
| WiFi | Not supported | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | Not supported | A-GPS, GeoTagging, GLONASS |
| NFC | Not supported | Supported |
| Infrared port | feature not registered | Not supported |
🧭 Sensors | ||
| Samsung Duos SCH-W299 | LG X400 (K121K) | |
| Sensors | Not supported | Accelerometer Ambient light sensor Compass Fingerprint sensor (rear-mounted) Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Samsung Duos SCH-W299 | LG X400 (K121K) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 1140 mAh | 2800 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 4 hours | 9 hours |
| Standby | 300 hours (12.5 days) | 390 hours (16.3 days) |
➕ Other features | ||
| Samsung Duos SCH-W299 | LG X400 (K121K) | |
| Call control | Voice recorder | Voice dialing, Voice recorder |
| Messaging | SMS, MMS, E-mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Not supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | WAP, HTML | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black • Word, Excel, PowerPoint, PDF viewer • Java framework | • Colors: Black, Gold • 2.5D Arc Glass screen • LG UX 5.0 • Wide-angle 120° front camera • KnockOn, Knock Code • DMB-TV (Korea) |
☢️ Radiation rate | ||
| Samsung Duos SCH-W299 | LG X400 (K121K) | |
| 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 |