Blu Star 4.5 Design Edition (S451U) vs TP-Link Neffos X1 (16GB)
Side by side comparison between Blu Star 4.5 Design Edition vs TP-Link Neffos X1 phones, differences, pros, cons and full specifications. What's the better?
,
4.5"
IPS
IPS
480x800
5
MP
MP
0.3mp
512MB
RAM
RAM
Quad-core
1700
mAh
mAh
(Removable)
vs
5"
IPS
IPS
720x1280
13
MP
MP
5mp
2GB
RAM
RAM
Octa-core
2250
mAh
mAh
(Non removable)
What's the better phone? TP-Link Neffos X1 (16GB)
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!
1 Advantage 
20 Advantages | 22 Common items in both devices |
| TFT IPS LCD |
| 16 million |
| Only digital zoom |
| Autofocus / PDAF: phase detection autofocus |
| HDR photo only main camera |
| Full HD (1920x1080) |
| 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 | ||
| Blu Star 4.5 Design Edition (S451U) | TP-Link Neffos X1 (16GB) | |
| Model | Star 4.5 Design Edition (S451U) | Neffos X1 (16GB) |
| Other model names | Blu Star 4.5 S451u, Blu S451u | TP-Link Neffos X1 Dual-Sim LTE 2GB/16GB, TP902A |
| Country or region available |  USA |  (Global, International) |
| Brand | Blu | TP-Link |
| Release date | 11/1/2014 | 9/1/2016 |
| Depth | 9.1 millimeters (0.36 inches) | 7.95 millimeters (0.31 inches) |
| Size (width x height) | 64.3 x 127.7 millimeters (2.53 x 5.03 in) | 71 x 142 millimeters (2.8 x 5.59 in) |
| Weight | 133 grams (4.66 ounces) | feature not registered |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Blu Star 4.5 Design Edition (S451U) | TP-Link Neffos X1 (16GB) | |
| Display type | TFT IPS LCD | TFT IPS LCD |
| Screen size | 4.5" inches | 5" inches |
| Screen-to-body ratio | ~70.2% (screen-to-body ratio) | ~68.4% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 720x1280 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 207 PPI | 294 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass 3 |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Blu Star 4.5 Design Edition (S451U) | TP-Link Neffos X1 (16GB) | |
| System version | Android 4.4.2 KitKat | Android 6.0 Marshmallow |
| Firmware update | Android 5.0.2 Lollipop | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Blu Star 4.5 Design Edition (S451U) | TP-Link Neffos X1 (16GB) | |
| Chipset | 32bit: MediaTek MT6582 | 64bit: MediaTek MT6755M Helio P10 (28nm) |
| CPU | Quad-core, 1 processor: 4x 1.3GHz ARM Cortex-A7 (Quad-core) | Octa-core, 2 processors: 4x 1.8GHz ARM Cortex-A53 (Quad-core) 4x 1GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | ARM Mali-400 | ARM Mali-T860 MP2 550Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Blu Star 4.5 Design Edition (S451U) | TP-Link Neffos X1 (16GB) | |
| RAM memory | 512MB LPDDR2 | 2GB LPDDR3 |
| Internal storage | 4GB (2GB available) | 16GB (10GB available) |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 128GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Blu Star 4.5 Design Edition (S451U) | TP-Link Neffos X1 (16GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 2 slots (Dual-SIM) micro-SIM (3FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 21/5.76 Mbps | 150/50 Mbps |
| Network technology | 2G, 3G | 2G, 3G, 4G |
| 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 850/1700/1900 | UMTS 850/900/2100 |
| Primary 4G network | Not supported | LTE Cat4 1800/2100/2600 (Bands 1,3,5,7,8,20) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | GPRS, EDGE |
📷 Camera | ||
| Blu Star 4.5 Design Edition (S451U) | TP-Link Neffos X1 (16GB) | |
| Back camera (main camera) | 5 megapixels | 13 megapixels |
| Main camera resolution | 2592x1944 pixels | 4128x3096 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | Dual-LED flash |
| Focal aperture | feature not registered | f/2.0 (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 |
| Autofocus | Autofocus | PDAF: phase detection 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 | 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 | ||
| Blu Star 4.5 Design Edition (S451U) | TP-Link Neffos X1 (16GB) | |
| Front camera (secondary) | 0.3 megapixels | 5 megapixels |
| Front camera resolution | 640x480 pixels | 2592x1944 pixels |
| Video recording (secondary) | VGA (640x480) | HD (1280x720) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | 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 | ||
| Blu Star 4.5 Design Edition (S451U) | TP-Link Neffos X1 (16GB) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | 2 microphones or more |
| Radio | FM | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263 | MP4, H.265, H.264, H.263 |
| Audio formats | MP3, WAV, eAAC+, FLAC | MP3, WAV, eAAC+, FLAC |
🔌 Connectivity | ||
| Blu Star 4.5 Design Edition (S451U) | TP-Link Neffos X1 (16GB) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 4.0 + A2DP | 4.1 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot | 802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Blu Star 4.5 Design Edition (S451U) | TP-Link Neffos X1 (16GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Proximity sensor | Accelerometer Ambient light sensor Compass Fingerprint sensor Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Blu Star 4.5 Design Edition (S451U) | TP-Link Neffos X1 (16GB) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 1700 mAh | 2250 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | feature not registered | 10 hours |
| Standby | feature not registered | 300 hours (12.5 days) |
➕ Other features | ||
| Blu Star 4.5 Design Edition (S451U) | TP-Link Neffos X1 (16GB) | |
| 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, White, Blue, Pink, Grey, Gold, Purple, Yellow • Leather in the back • Screen protector included • Silicon Case included • BLU Infinite View technology | • Colors: Cloudy gray, Sunrise gold • Metallic body • 2.5D curved edge glass • Sony IMX258 sensor camera |
☢️ Radiation rate | ||
| Blu Star 4.5 Design Edition (S451U) | TP-Link Neffos X1 (16GB) | |
| 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 |