LG G Flex (D955) vs Samsung Galaxy J4 (SM-J400G/DS 16GB)
Side by side comparison between LG G Flex vs Samsung Galaxy J4 phones, differences, pros, cons and full specifications. What's the better?
,
6"
POLED
POLED
720x1280
13
MP
MP
2.1mp
2GB
RAM
RAM
Quad-core
3500
mAh
mAh
(Non removable)
vs
5.5"
AMOLED
AMOLED
720x1280
13
MP
MP
5mp
2GB
RAM
RAM
Quad-core
3000
mAh
mAh
(Removable)
What's the better phone? LG G Flex (D955)
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!
16 Advantages 
10 Advantages | 20 Common items in both devices |
| 2GB LPDDR3 |
| 16 million |
| 720x1280 pixels |
| (back) 13MP |
| Only digital zoom |
| Autofocus |
| HDR photo/video only main camera / HDR photo only main camera |
| +13 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 G Flex (D955) | Galaxy J4 (SM-J400G/DS 16GB) | |
| Model | LG G Flex (D955) | Galaxy J4 (SM-J400G/DS 16GB) |
| Other model names | LG G Flex D955 4G LTE, LG Flex, LG D955 for Germany | Galaxy J4 J400G/Dual-sim, SM-J400GZPDBRI |
| Country or region available |  (Europe) |  Taiwan |
| Brand | LG | Samsung |
| Release date | 1/1/2014 | 5/1/2018 |
| Depth | 8.7 millimeters (0.34 inches) | 8.1 millimeters (0.32 inches) |
| Size (width x height) | 81.6 x 160.5 millimeters (3.21 x 6.32 in) | 77.2 x 151.7 millimeters (3.04 x 5.97 in) |
| Weight | 177 grams (6.2 ounces) | 175 grams (6.13 ounces) |
| Build, materials | feature not registered | Plastic body |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| LG G Flex (D955) | Galaxy J4 (SM-J400G/DS 16GB) | |
| Display type | P-OLED | Super AMOLED |
| Screen size | 6" inches | 5.5" inches |
| Screen-to-body ratio | ~75.8% (screen-to-body ratio) | ~71.2% (screen-to-body ratio) |
| Display resolution | 720x1280 pixels | 720x1280 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 245 PPI | 267 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 2 | Not supported |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| LG G Flex (D955) | Galaxy J4 (SM-J400G/DS 16GB) | |
| System version | Android 4.2.2 Jelly Bean | Android 8.0 Oreo |
| Firmware update | feature not registered | Android 9.0 Pie |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| LG G Flex (D955) | Galaxy J4 (SM-J400G/DS 16GB) | |
| Chipset | 32bit: Qualcomm Snapdragon 800 MSM8974A | 64bit: Samsung Exynos 7570 (14nm) |
| CPU | Quad-core, 1 processor: 4x 2.26GHz Krait 400 (Quad-core) | Quad-core, 1 processor: 4x 1.4GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 330 | ARM Mali-T720 MP1 (830MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| LG G Flex (D955) | Galaxy J4 (SM-J400G/DS 16GB) | |
| RAM memory | 2GB LPDDR3 | 2GB LPDDR3 |
| Internal storage | 32GB (25GB available) | 16GB (10GB available) Flash (EEPROM) |
| External storage | Not supported | Until 256GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| LG G Flex (D955) | Galaxy J4 (SM-J400G/DS 16GB) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) micro-SIM (3FF) | 1 slot (Single-SIM) micro-SIM (3FF) |
| Maximum Download / Upload | 150/50 Mbps | 150/50 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Tri-Band 850/900/1800 |
| Primary 2G network | CDMA 800/1900, GSM 850/900/1800/1900 | GSM 850/900/1800 |
| Primary 3G network | CDMA2000 1xEV-DO, UMTS 850/1900/2100 | UMTS 850/900/2100 |
| Primary 4G network | LTE Cat4 800/900/1800/2100/2600 | LTE Cat4 (Bands 1,3,5,7,8,28) TD-LTE (Bands 38,40) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE |
| 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 G Flex (D955) | Galaxy J4 (SM-J400G/DS 16GB) | |
| Back camera (main camera) | 13 megapixels | 13 megapixels |
| Main camera resolution | 4128x3096 pixels | 4128x3096 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash on both cameras |
| Focal aperture | feature not registered | f/1.9 (aperture) |
| Focal length | feature not registered | 28mm (lens) |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
| Autofocus | Autofocus | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | feature not registered | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Supported | Not supported |
| HDR | HDR photo/video only main camera | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| LG G Flex (D955) | Galaxy J4 (SM-J400G/DS 16GB) | |
| Front camera (secondary) | 2.1 megapixels | 5 megapixels |
| Front camera resolution | 1920x1080 pixels | 2560x1920 pixels |
| Video recording (secondary) | Full HD (1920x1080) | HD (1280x720) |
| Front flash | Not supported | LED |
| Focal aperture | feature not registered | f/2.2 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| LG G Flex (D955) | Galaxy J4 (SM-J400G/DS 16GB) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | Not supported |
| Radio | FM (RDS) | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, DivX, XviD, H.264, H.263, WMV | MP4, H.264, H.263, MKV, WMV |
| Audio formats | MP3, WAV, WMA, eAAC+, AC3, FLAC | MP3, OGG, eAAC+, FLAC |
🔌 Connectivity | ||
| LG G Flex (D955) | Galaxy J4 (SM-J400G/DS 16GB) | |
| USB | MicroUSB 3.0 | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Micro-B USB SlimPort | Not supported |
| Bluetooth | 4.0 + A2DP | 4.2 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Supported | Not supported |
| Infrared port | Supported | Not supported |
🧭 Sensors | ||
| LG G Flex (D955) | Galaxy J4 (SM-J400G/DS 16GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor | Accelerometer Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG G Flex (D955) | Galaxy J4 (SM-J400G/DS 16GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 3500 mAh | 3000 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 15 hours | 20 hours |
| Standby | 700 hours (29.2 days) | feature not registered |
➕ Other features | ||
| LG G Flex (D955) | Galaxy J4 (SM-J400G/DS 16GB) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder |
| 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: Titan silver • Curved body and display • Self-healing back panel coating • USB On-The-Go 1.3 • Dolby mobile sound enhancement • Java framework | • Colors: Black, Gold, Purple |
☢️ Radiation rate | ||
| LG G Flex (D955) | Galaxy J4 (SM-J400G/DS 16GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.356W/kg (head), 1.492W/kg (body) |