Fairphone 4 (128GB) vs Lenovo Legion Duel 2 (256GB)
Side by side comparison between Fairphone 4 vs Lenovo Legion Duel 2 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
6.92"
AMOLED
AMOLED
1080x2460
64
MP
MP
44mp
12GB
RAM
RAM
Octa-core
5500
mAh
mAh
(Non removable)
What's the better phone? Lenovo Legion Duel 2 (256GB)
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!
10 Advantages 
20 Advantages | 27 Common items in both devices |
| 16 million |
| Dual-LED flash |
| Only digital zoom |
| PDAF: phase detection autofocus |
| BSI sensor |
| HDR photo on both cameras / HDR photo/video on both cameras |
| 5G Sub6 |
| +20 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) | Lenovo Legion Duel 2 (256GB) | |
| Model | Fairphone 4 (128GB) | Legion Duel 2 (256GB) |
| Other model names | Fairphone 4 (6GB RAM) | Lenovo Legion Phone Duel 2 |
| Country or region available |  (Europe) |  (Global, International) |
| Brand | Fairphone | Lenovo |
| Release date | 10/25/2021, Announced: 9/30/2021 | 5/10/2021, Announced: 4/8/2021 |
| Depth | 10.5 millimeters (0.41 inches) | 9.9 millimeters (0.39 inches) |
| Size (width x height) | 75.5 x 162 millimeters (2.97 x 6.38 in) | 78.5 x 176 millimeters (3.09 x 6.93 in) |
| Weight | 225 grams (7.88 ounces) | 259 grams (9.07 ounces) |
| Build, materials | Plastic body, glass front | Aluminum frame, glass front/back Back: RGB LED light panel |
| 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. | Not supported |
📲 Display | ||
| Fairphone 4 (128GB) | Lenovo Legion Duel 2 (256GB) | |
| Display type | TFT IPS LCD | AMOLED |
| Screen size | 6.3" inches | 6.92" inches |
| Screen-to-body ratio | ~79.7% (screen-to-body ratio) | ~82.3% (screen-to-body ratio) |
| Display resolution | 1080x2340 pixels (19.5:9) | 1080x2460 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 409 PPI | 388 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 5 | Gorilla Glass 5 |
| Refresh rate | 60Hz | 144Hz |
| Display features | Not supported | 1300nits[peak] HDR10+ 111% DCI-P3 Touch Sampling Rate: 720Hz |
🤖 Operating System | ||
| Fairphone 4 (128GB) | Lenovo Legion Duel 2 (256GB) | |
| System version | Android 11 | Android 11 |
| Firmware update | Android 13 | feature not registered |
| User Interface | feature not registered | ZUI 12.5 |
⚙️ Processor | ||
| Fairphone 4 (128GB) | Lenovo Legion Duel 2 (256GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 750G (SM7225) (8nm) | 64bit: Qualcomm Snapdragon 888 (SM8350) (5nm) |
| CPU | Octa-core, 2 processors: 2x 2.2GHz Kryo 570 (Dual-core) 6x 1.8GHz Kryo 570 (Hexa-core) | Octa-core, 3 processors: 1x 2.84GHz Kryo 680 (Single-core) 3x 2.42GHz Kryo 680 (Triple-core) 4x 1.8GHz Kryo 680 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 619 (800MHz) | Qualcomm Adreno 660 (840MHz) |
| Performance (benchmark) | feature not registered | AnTuTu: 809642 (v9) |
💽 Memory and storage | ||
| Fairphone 4 (128GB) | Lenovo Legion Duel 2 (256GB) | |
| RAM memory | 6GB LPDDR4X | 12GB LPDDR5 |
| Internal storage | 128GB (104GB available) UFS 2.1 | 256GB (218GB available) UFS 3.1 |
| External storage | Until 1TB microSD, microSDXC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| Fairphone 4 (128GB) | Lenovo Legion Duel 2 (256GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Dual-SIM Standby - Call active on one sim card |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 3000/1024 Mbps | 3000/1024 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 2G, 3G, 4G, 5G |
| 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 | CDMA 800/1900, GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1700/1900/2100 | CDMA2000 1xEV-DO UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat15 (1, 2, 3, 4, 5, 7, 8, 12, 18, 19, 20, 28, 32, 71) TD-LTE (38, 40, 41) VoLTE | LTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 32) TD-LTE (34, 38, 39, 40, 41, 42, 43) VoLTE |
| Primary 5G network | SA/NSA/Sub6 (1, 3, 5, 7, 8, 20, 28, 38, 41, 71, 77, 78) | SA/NSA/Sub6 (1, 2, 3, 7, 8, 20, 25, 28, 38, 40, 41, 66, 71, 77, 78, 79) |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | UMTS 850/900/1700/1900/2100 | UMTS 850/900/1700/1900/2100 |
| Secondary 4G network | LTE Cat15 (1, 2, 3, 4, 5, 7, 8, 12, 18, 19, 20, 28, 32, 71) TD-LTE (38, 40, 41) VoLTE | LTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 32) TD-LTE (34, 38, 39, 40, 41, 42, 43) VoLTE |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 |
📷 Camera | ||
| Fairphone 4 (128GB) | Lenovo Legion Duel 2 (256GB) | |
| Back camera (main camera) | (dual camera) 48 megapixels 48MP ultrawide f/2.21/2"0.8µmPDAF+TOF3D | (dual camera) 64 megapixels 16MP ultrawide f/2.2123°16mm1.0µm |
| Main camera resolution | 8000x6000 pixels | 10120x6328 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | 8K UHD (7680x4320) 24 fps |
| Flash | Dual-LED flash | Dual-LED flash |
| Focal aperture | f/1.6 (aperture) | f/1.9 (aperture) |
| Focal length | feature not registered | 25mm (lens) |
| Sensor size | 1/2" inches | 1/1.32" inches |
| Pixel size | 0.8µm pixel | 1µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection 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 | Supported |
| HDR | HDR photo on both cameras | HDR photo/video on both cameras |
| Camera extras | 4K@30fps 1080p@30/60fps | 8K@24fps 4K@30/60fps 1080p@30/60fps 1080p@240fps (slow motion) HDR10+ |
📸 Front camera | ||
| Fairphone 4 (128GB) | Lenovo Legion Duel 2 (256GB) | |
| Front camera (secondary) | 25 megapixels | 44 megapixels *Motorized pop-up camera (slider) |
| Front camera resolution | 5760x4320 pixels | 7680x5720 pixels |
| Video recording (secondary) | Full HD (1920x1080) | 4K UHD (3840x2160) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | f/2.0 (aperture) |
| Focal length | feature not registered | 24mm (lens) |
| Sensor size | 1/2.78" inches | 1/2.65" inches |
| Pixel size | 0.9µm pixel | 1µm pixel |
🔉 Sound and multimedia | ||
| Fairphone 4 (128GB) | Lenovo Legion Duel 2 (256GB) | |
| Loudspeaker | Mono sound (not stereo) | Stereo sound with dual speakers Dolby Atmos |
| Active noise cancellation | 2 microphones | 2 microphones or more |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Fairphone 4 (128GB) | Lenovo Legion Duel 2 (256GB) | |
| USB | USB 3.1 Type-C, USB OTG On-The-Go | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | Type-C reversible connector | Type-C reversible connector |
| TV output | USB Type-C SlimPort® | USB Type-C (reversible) |
| Bluetooth | 5.1 + A2DP/LE | 5.2 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Fairphone 4 (128GB) | Lenovo Legion Duel 2 (256GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Fairphone 4 (128GB) | Lenovo Legion Duel 2 (256GB) | |
| Battery type | LiPo: li-ion polymer (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 3905 mAh | 5500 mAh |
| Charger, watts | 20W Wired fast charging | 90W Wired fast charging |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Fairphone 4 (128GB) | Lenovo Legion Duel 2 (256GB) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder, Voice commands |
| 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: Ultimate Black, Titanium White • Built-in two cooling fans • Gaming triggers: 6 pressure sensitive zones: 4 ultrasonic buttons (top), 2 capacitive sliding buttons (back) |
☢️ Radiation rate | ||
| Fairphone 4 (128GB) | Lenovo Legion Duel 2 (256GB) | |
| 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 |