Energizer Energy 400 (3G) vs Huawei Impulse 4G
Side by side comparison between Energizer Energy 400 (3G) vs Huawei Impulse 4G phones, differences, pros, cons and full specifications. What's the better?
,
4"
IPS
IPS
480x800
8
MP
MP
1.3mp
512MB
RAM
RAM
Dual-core
2400
mAh
mAh
(Removable)
vs
What's the better phone? Energizer Energy 400 (3G)
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!
17 Advantages 
7 Advantages | 19 Common items in both devices |
| 512MB LPDDR2 |
| 16 million |
| 480x800 pixels |
| LED flash |
| Only digital zoom |
| Autofocus |
| 3G+ HSPA+ |
| +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 | ||
| Energizer Energy 400 (3G) | Huawei Impulse 4G | |
| Change model | ||
| Model | Energy 400 (3G) | Impulse 4G |
| Other model names | Energizer Energy 400 EM4EI043, EM4EI047 | AT&T Impulse 4G (HSPA+) U8800-51, Huawei IDEOS X5 U8800-51 |
| Country or region available |     (Global, International), Australia, USA, (Europe) | USA |
| Brand | Energizer | Huawei |
| Release date | 6/1/2015 | 9/18/2011 |
| Depth | 18.8 millimeters (0.74 inches) | 11.6 millimeters (0.46 inches) |
| Size (width x height) | 73.6 x 134.5 millimeters (2.9 x 5.3 in) | 65 x 120 millimeters (2.56 x 4.72 in) |
| Weight | 367 grams (12.85 ounces) | 130 grams (4.55 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Waterproof (IP?) | Not supported |
📲 Display | ||
| Energizer Energy 400 (3G) | Huawei Impulse 4G | |
| Display type | TFT IPS LCD | TFT LCD |
| Screen size | 4" inches | 3.8" inches |
| Screen-to-body ratio | ~46% (screen-to-body ratio) | ~52.7% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 480x800 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 233 PPI | 246 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Scratch-resistant glass |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Energizer Energy 400 (3G) | Huawei Impulse 4G | |
| System version | Android 4.4 KitKat | Android 2.2.2 Froyo |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Energizer Energy 400 (3G) | Huawei Impulse 4G | |
| Chipset | 32bit: MediaTek MT6572 (28nm) | 32bit: Qualcomm Snapdragon S2 MSM7230 |
| CPU | Dual-core, 1 processor: 2x 1.3GHz ARM Cortex-A7 (Dual-core) | Single-core, 1 processor: 1x 800MHz Scorpion (Single-core) |
| GPU graphical controller | ARM Mali-400 MP1 500Mhz | Qualcomm Adreno 205 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Energizer Energy 400 (3G) | Huawei Impulse 4G | |
| RAM memory | 512MB LPDDR2 | 512MB LPDDR2 |
| Internal storage | 4GB (2GB available) | 512MB |
| External storage | Until 64GB microSD, microSDHC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Energizer Energy 400 (3G) | Huawei Impulse 4G | |
| 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) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 21/5.76 Mbps | 14.4/5.76 Mbps |
| Network technology | 2G, 3G | 2G, 3G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Tri-Band 850/900/1900 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 850/900/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | EM4EI043 version: UMTS 850/1900 EM4EI047 version: UMTS 900/2100 | UMTS 900/2100 |
| 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 850/900/1900 | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | Not supported |
📷 Camera | ||
| Energizer Energy 400 (3G) | Huawei Impulse 4G | |
| Back camera (main camera) | 8 megapixels | 5 megapixels |
| Main camera resolution | 3264x2448 pixels | 2560x1920 pixels |
| Video recording (primary) | VGA (720x480) 30 fps | HD (1280x720) 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 | Not supported |
| Image stabilization | EIS: Digital stabilization | Not supported |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Not supported |
| BSI sensor | Not supported | Not supported |
| HDR | HDR photo only main camera | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Energizer Energy 400 (3G) | Huawei Impulse 4G | |
| Front camera (secondary) | 1.3 megapixels | Not supported |
| Front camera resolution | 1280x1024 pixels | Not supported |
| Video recording (secondary) | VGA (640x480) | Not supported |
| 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 | ||
| Energizer Energy 400 (3G) | Huawei Impulse 4G | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | 2 microphones or more |
| Radio | FM | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, DivX, XviD, WMV | MP4, H.264, H.263, WMV |
| Audio formats | MP3, OGG, eAAC+ | MP3, WAV, WMA, eAAC+ |
🔌 Connectivity | ||
| Energizer Energy 400 (3G) | Huawei Impulse 4G | |
| 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 | 2.1 + A2DP |
| WiFi | 802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Energizer Energy 400 (3G) | Huawei Impulse 4G | |
| Sensors | Accelerometer Proximity sensor | Accelerometer Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Energizer Energy 400 (3G) | Huawei Impulse 4G | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Removable) HB4F1 |
| Battery capacity | 2400 mAh | 1500 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 15 hours | 4 hours |
| Standby | 400 hours (16.7 days) | 240 hours (10 days) |
➕ Other features | ||
| Energizer Energy 400 (3G) | Huawei Impulse 4G | |
| 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 | Not supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | HTML, XHTML, Flash player |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Gray • WiFi hotspot • IP68 certified: dust/water proof over 1.5 meter and 30min | • Colors: Black • Dolby Mobile sound • SRS professional audio effect • Huawei aHome UI Java framework |
☢️ Radiation rate | ||
| Energizer Energy 400 (3G) | Huawei Impulse 4G | |
| 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 |