Fairphone 4 (128GB) vs Energizer Energy 400 (3G)
Side by side comparison between Fairphone 4 vs Energizer Energy 400 (3G) phones, differences, pros, cons and full specifications. What's the better?
,
6.3"
IPS
IPS
1080x2340
48
MP
MP
25mp
6GB
RAM
RAM
Octa-core
3905
mAh
mAh
(Removable)
vs
4"
IPS
IPS
480x800
8
MP
MP
1.3mp
512MB
RAM
RAM
Dual-core
2400
mAh
mAh
(Removable)
What's the better phone? Fairphone 4 (128GB)
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!
34 Advantages 
3 Advantages | 14 Common items in both devices |
| TFT IPS LCD |
| 16 million |
| Only digital zoom |
| PDAF: phase detection autofocus / Autofocus |
| Capacitive |
| Multitouch |
| Accelerometer |
| +7 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 | ||
| Fairphone 4 (128GB) | Energizer Energy 400 (3G) | |
| Model | Fairphone 4 (128GB) | Energy 400 (3G) |
| Other model names | Fairphone 4 (6GB RAM) | Energizer Energy 400 EM4EI043, EM4EI047 |
| Country or region available |  (Europe) |    (Global, International), Australia, USA, (Europe) |
| Brand | Fairphone | Energizer |
| Release date | 10/25/2021, Announced: 9/30/2021 | 6/1/2015 |
| Depth | 10.5 millimeters (0.41 inches) | 18.8 millimeters (0.74 inches) |
| Size (width x height) | 75.5 x 162 millimeters (2.97 x 6.38 in) | 73.6 x 134.5 millimeters (2.9 x 5.3 in) |
| Weight | 225 grams (7.88 ounces) | 367 grams (12.85 ounces) |
| Build, materials | Aluminum body, glass front, plastic back | feature not registered |
| Protection against water and others | IP54 certified: protection against dust and splashing. MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant. | Waterproof (IP?) |
📲 Display | ||
| Fairphone 4 (128GB) | Energizer Energy 400 (3G) | |
| Display type | TFT IPS LCD | TFT IPS LCD |
| Screen size | 6.3" inches | 4" inches |
| Screen-to-body ratio | ~79.7% (screen-to-body ratio) | ~46% (screen-to-body ratio) |
| Display resolution | 1080x2340 pixels (19.5:9) | 480x800 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 409 PPI | 233 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 5 | Not supported |
| Refresh rate | 60Hz | feature not registered |
| Display features | Not supported | feature not registered |
🤖 Operating System | ||
| Fairphone 4 (128GB) | Energizer Energy 400 (3G) | |
| System version | Android 11 | Android 4.4 KitKat |
| Firmware update | Android 15 | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Fairphone 4 (128GB) | Energizer Energy 400 (3G) | |
| Chipset | 64bit: Qualcomm Snapdragon 750G (SM7225) (8nm) | 32bit: MediaTek MT6572 (28nm) |
| CPU | Octa-core, 2 processors: 2x 2.2GHz Kryo 570 (Dual-core) 6x 1.8GHz Kryo 570 (Hexa-core) | Dual-core, 1 processor: 2x 1.3GHz ARM Cortex-A7 (Dual-core) |
| GPU graphical controller | Qualcomm Adreno 619 (800MHz) | ARM Mali-400 MP1 500Mhz |
| Performance (benchmark) | AnTuTu: 445885 (v10) | feature not registered |
💽 Memory and storage | ||
| Fairphone 4 (128GB) | Energizer Energy 400 (3G) | |
| RAM memory | 6GB LPDDR4X | 512MB LPDDR2 |
| Internal storage | 128GB (104GB available) UFS 2.1 | 4GB (2GB available) |
| External storage | Until 1TB microSD, microSDXC (dedicated slot) | Until 64GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Fairphone 4 (128GB) | Energizer Energy 400 (3G) | |
| 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 | 1 slot (Single-SIM) nano-SIM (4FF) + e-SIM | 2 slots (Dual-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 3000/1024 Mbps | 21/5.76 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 2G, 3G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Tri-Band 850/900/1900 |
| Primary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1900 |
| Primary 3G network | UMTS 850/900/1700/1900/2100 | EM4EI043 version: UMTS 850/1900 EM4EI047 version: UMTS 900/2100 |
| Primary 4G network | LTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 18, 19, 20, 28, 32, 71) TD-LTE (38, 40, 41) VoLTE | Not supported |
| Primary 5G network | SA/NSA/Sub6 (1, 3, 5, 7, 8, 20, 28, 38, 41, 71, 77, 78) | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ |
| Secondary 2G network | Not supported | GSM 850/900/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | GPRS, EDGE |
📷 Camera | ||
| Fairphone 4 (128GB) | Energizer Energy 400 (3G) | |
| Back camera (main camera) | (triple camera) 48 megapixels 48MP ultrawide f/2.21/2"0.8µmPDAF 0.3MP depth TOF-3D | 8 megapixels |
| Main camera resolution | 8000x6000 pixels | 3264x2448 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | VGA (720x480) 30 fps |
| Flash | Dual-LED flash | LED flash |
| Focal aperture | f/1.6 (aperture) | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/2" inches | feature not registered |
| Pixel size | 0.8µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical stabilization | 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 on both cameras | HDR photo only main camera |
| Camera extras | 4K@30fps 1080p@30/60fps | feature not registered |
📸 Front camera | ||
| Fairphone 4 (128GB) | Energizer Energy 400 (3G) | |
| Front camera (secondary) | 25 megapixels | 1.3 megapixels |
| Front camera resolution | 5760x4320 pixels | 1280x1024 pixels |
| Video recording (secondary) | Full HD (1920x1080) | VGA (640x480) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/2.78" inches | feature not registered |
| Pixel size | 0.9µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Fairphone 4 (128GB) | Energizer Energy 400 (3G) | |
| Loudspeaker | Mono sound (not stereo) | Supported |
| Active noise cancellation | 2 microphones | Not supported |
| Radio | Not supported | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.264, H.263, DivX, XviD, WMV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, OGG, eAAC+ |
🔌 Connectivity | ||
| Fairphone 4 (128GB) | Energizer Energy 400 (3G) | |
| USB | USB 3.1 Type-C, USB OTG On-The-Go | MicroUSB 2.0 |
| Audio output | Type-C reversible connector | 3.5mm jack |
| TV output | USB Type-C SlimPort® | Not supported |
| Bluetooth | 5.1 + A2DP/LE | 4.0 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Fairphone 4 (128GB) | Energizer Energy 400 (3G) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Proximity sensor | Accelerometer Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Fairphone 4 (128GB) | Energizer Energy 400 (3G) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 3905 mAh | 2400 mAh |
| Charger, watts | 20W Wired fast charging | Wired charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | feature not registered | 15 hours |
| Standby | feature not registered | 400 hours (16.7 days) |
➕ Other features | ||
| Fairphone 4 (128GB) | Energizer Energy 400 (3G) | |
| 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: Gray, Green, Speckled Green • Modular phone with swappable components iFixit: 10/10 | • Colors: Gray • WiFi hotspot • IP68 certified: dust/water proof over 1.5 meter and 30min |
☢️ Radiation rate | ||
| Fairphone 4 (128GB) | Energizer Energy 400 (3G) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.49W/kg (head), 0.99W/kg (body) | feature not registered |