Samsung Galaxy J4 (SM-J400M) vs Blu Star 4.5 Design Edition (S451U)
Side by side comparison between Samsung Galaxy J4 vs Blu Star 4.5 Design Edition phones, differences, pros, cons and full specifications. What's the better?
,
5.5"
AMOLED
AMOLED
720x1280
13
MP
MP
5mp
2GB
RAM
RAM
Quad-core
3000
mAh
mAh
(Removable)
vs
4.5"
IPS
IPS
480x800
5
MP
MP
0.3mp
512MB
RAM
RAM
Quad-core
1700
mAh
mAh
(Removable)
What's the better phone? Samsung Galaxy J4 (SM-J400M)
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!
18 Advantages 
4 Advantages | 19 Common items in both devices |
| 16 million |
| Only digital zoom |
| Autofocus |
| HDR photo only main camera |
| Full HD (1920x1080) |
| Capacitive |
| Multitouch |
| +12 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 | ||
| Galaxy J4 (SM-J400M) | Blu Star 4.5 Design Edition (S451U) | |
| Model | Galaxy J4 (SM-J400M) | Star 4.5 Design Edition (S451U) |
| Other model names | Galaxy J4 J400M Single-sim, SM-J400MZKMTCE | Blu Star 4.5 S451u, Blu S451u |
| Country or region available |  (Latin America) |  USA |
| Brand | Samsung | Blu |
| Release date | 5/1/2018 | 11/1/2014 |
| Depth | 8.1 millimeters (0.32 inches) | 9.1 millimeters (0.36 inches) |
| Size (width x height) | 77.2 x 151.7 millimeters (3.04 x 5.97 in) | 64.3 x 127.7 millimeters (2.53 x 5.03 in) |
| Weight | 175 grams (6.13 ounces) | 133 grams (4.66 ounces) |
| Build, materials | Plastic body | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Galaxy J4 (SM-J400M) | Blu Star 4.5 Design Edition (S451U) | |
| Display type | Super AMOLED | TFT IPS LCD |
| Screen size | 5.5" inches | 4.5" inches |
| Screen-to-body ratio | ~71.2% (screen-to-body ratio) | ~70.2% (screen-to-body ratio) |
| Display resolution | 720x1280 pixels | 480x800 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 267 PPI | 207 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 | ||
| Galaxy J4 (SM-J400M) | Blu Star 4.5 Design Edition (S451U) | |
| System version | Android 8.0 Oreo | Android 4.4.2 KitKat |
| Firmware update | Android 9.0 Pie | Android 5.0.2 Lollipop |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Galaxy J4 (SM-J400M) | Blu Star 4.5 Design Edition (S451U) | |
| Chipset | 64bit: Samsung Exynos 7570 (14nm) | 32bit: MediaTek MT6582 |
| CPU | Quad-core, 1 processor: 4x 1.4GHz ARM Cortex-A53 (Quad-core) | Quad-core, 1 processor: 4x 1.3GHz ARM Cortex-A7 (Quad-core) |
| GPU graphical controller | ARM Mali-T720 MP1 (830MHz) | ARM Mali-400 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy J4 (SM-J400M) | Blu Star 4.5 Design Edition (S451U) | |
| RAM memory | 2GB LPDDR3 | 512MB LPDDR2 |
| Internal storage | 32GB (22GB available) Flash (EEPROM) | 4GB (2GB available) |
| External storage | Until 256GB microSD, microSDXC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy J4 (SM-J400M) | Blu Star 4.5 Design Edition (S451U) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 1 slot (Single-SIM) micro-SIM (3FF) | 2 slots (Dual-SIM) micro-SIM (3FF) |
| Maximum Download / Upload | 150/50 Mbps | 21/5.76 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1700/1900/2100 | UMTS 850/1700/1900 |
| Primary 4G network | LTE Cat4 (Bands 1,2,3,4,5,7,8,12,13,17,28,66) | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ |
| Secondary 2G network | Not supported | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | GPRS, EDGE |
📷 Camera | ||
| Galaxy J4 (SM-J400M) | Blu Star 4.5 Design Edition (S451U) | |
| Back camera (main camera) | 13 megapixels | 5 megapixels |
| Main camera resolution | 4128x3096 pixels | 2592x1944 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash on both cameras | LED flash |
| Focal aperture | f/1.9 (aperture) | feature not registered |
| Focal length | 28mm (lens) | feature not registered |
| 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 | EIS: Digital stabilization | feature not registered |
| 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 only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Galaxy J4 (SM-J400M) | Blu Star 4.5 Design Edition (S451U) | |
| Front camera (secondary) | 5 megapixels | 0.3 megapixels |
| Front camera resolution | 2560x1920 pixels | 640x480 pixels |
| Video recording (secondary) | HD (1280x720) | VGA (640x480) |
| Front flash | LED | Not supported |
| Focal aperture | f/2.2 (aperture) | feature not registered |
| 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 | ||
| Galaxy J4 (SM-J400M) | Blu Star 4.5 Design Edition (S451U) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | Not supported |
| Radio | FM | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, MKV, WMV | MP4, H.264, H.263 |
| Audio formats | MP3, OGG, eAAC+, FLAC | MP3, WAV, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy J4 (SM-J400M) | Blu Star 4.5 Design Edition (S451U) | |
| USB | MicroUSB 2.0, USB OTG On-The-Go | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 4.2 + A2DP | 4.0 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS, GeoTagging |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy J4 (SM-J400M) | Blu Star 4.5 Design Edition (S451U) | |
| Sensors | Accelerometer Proximity sensor | Accelerometer Ambient light sensor Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy J4 (SM-J400M) | Blu Star 4.5 Design Edition (S451U) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 3000 mAh | 1700 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 20 hours | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Galaxy J4 (SM-J400M) | Blu Star 4.5 Design Edition (S451U) | |
| Call control | Voice dialing, Voice recorder | 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: Black, Gold, Orchid Gray | • Colors: Black, White, Blue, Pink, Grey, Gold, Purple, Yellow • Leather in the back • Screen protector included • Silicon Case included • BLU Infinite View technology |
☢️ Radiation rate | ||
| Galaxy J4 (SM-J400M) | Blu Star 4.5 Design Edition (S451U) | |
| 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 |