Blu Studio Energy (D810U) vs Blu Star 4.5 (S450L)
Side by side comparison between Blu Studio Energy vs Blu Star 4.5 phones, differences, pros, cons and full specifications. What's the better?
,
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? Blu Studio Energy (D810U)
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!
12 Advantages 
3 Advantages | 28 Common items in both devices |
| 1.3GHz 32bit Quad-core |
| TFT IPS LCD |
| 16 million |
| LED flash |
| Only digital zoom |
| Autofocus |
| HDR photo only main camera |
| +21 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 Studio Energy (D810U) | Blu Star 4.5 (S450L) | |
| Model | Studio Energy (D810U) | Star 4.5 (S450L) |
| Other model names | BLU Studio Energy Dual Sim, BLU D810U | Blu Star 4.5 Dual Sim S450L, Blu S450L |
| Country or region available |  USA |  (Latin America) |
| Brand | Blu | Blu |
| Release date | 1/1/2015 | 10/1/2014 |
| Depth | 10.4 millimeters (0.41 inches) | 9.1 millimeters (0.36 inches) |
| Size (width x height) | 71.5 x 144.5 millimeters (2.81 x 5.69 in) | 64.3 x 127.7 millimeters (2.53 x 5.03 in) |
| Weight | 180 grams (6.3 ounces) | 133 grams (4.66 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Blu Studio Energy (D810U) | Blu Star 4.5 (S450L) | |
| Display type | TFT IPS LCD | TFT IPS LCD |
| Screen size | 5" inches | 4.5" inches |
| Screen-to-body ratio | ~66.7% (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) | 294 PPI | 207 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 3 | Not supported |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Blu Studio Energy (D810U) | Blu Star 4.5 (S450L) | |
| System version | Android 4.4.2 KitKat | Android 4.4.2 KitKat |
| Firmware update | Android 5.0.2 Lollipop | Android 5.0.2 Lollipop |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Blu Studio Energy (D810U) | Blu Star 4.5 (S450L) | |
| Chipset | 32bit: MediaTek MT6582 | 32bit: MediaTek MT6582 |
| CPU | Quad-core, 1 processor: 4x 1.3GHz ARM Cortex-A7 (Quad-core) | Quad-core, 1 processor: 4x 1.3GHz ARM Cortex-A7 (Quad-core) |
| GPU graphical controller | ARM Mali-400 MP2 | ARM Mali-400 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Blu Studio Energy (D810U) | Blu Star 4.5 (S450L) | |
| RAM memory | 1GB LPDDR2 | 512MB LPDDR2 |
| Internal storage | 8GB (4GB available) | 4GB (2GB available) |
| External storage | Until 64GB microSD, microSDXC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Blu Studio Energy (D810U) | Blu Star 4.5 (S450L) | |
| 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) micro-SIM (3FF) |
| Maximum Download / Upload | 21/5.76 Mbps | 21/5.76 Mbps |
| Network technology | 2G, 3G | 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 850/1700/1900 | UMTS 850/1900/2100 |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ |
| 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 Studio Energy (D810U) | Blu Star 4.5 (S450L) | |
| Back camera (main camera) | 8 megapixels | 5 megapixels |
| Main camera resolution | 3264x2448 pixels | 2592x1944 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| 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 |
| Autofocus | Autofocus | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | feature not registered | 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 | ||
| Blu Studio Energy (D810U) | Blu Star 4.5 (S450L) | |
| Front camera (secondary) | 2 megapixels | 0.3 megapixels |
| Front camera resolution | 1600x1200 pixels | 640x480 pixels |
| Video recording (secondary) | HD (1280x720) | VGA (640x480) |
| 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 Studio Energy (D810U) | Blu Star 4.5 (S450L) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | Not supported |
| Radio | FM (RDS) | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, DivX, XviD, WMV | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, AAC+ | MP3, WAV, eAAC+, FLAC |
🔌 Connectivity | ||
| Blu Studio Energy (D810U) | Blu Star 4.5 (S450L) | |
| 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 | 4.0 + 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 | A-GPS, GeoTagging |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Blu Studio Energy (D810U) | Blu Star 4.5 (S450L) | |
| Sensors | Accelerometer Ambient light sensor Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Blu Studio Energy (D810U) | Blu Star 4.5 (S450L) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 5000 mAh | 1700 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 33 hours (1.4 days) | feature not registered |
| Standby | 1080 hours (45 days) | feature not registered |
➕ Other features | ||
| Blu Studio Energy (D810U) | Blu Star 4.5 (S450L) | |
| 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, Gold • Screen protector included • BLU Infinite View technology | • Colors: Black, White, Blue, Pink • Screen protector included • Silicon Case included • BLU Infinite View technology |
☢️ Radiation rate | ||
| Blu Studio Energy (D810U) | Blu Star 4.5 (S450L) | |
| 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 |