Samsung Galaxy Z Flip 5 (SM-F731U 256GB) vs Samsung Galaxy M40 (SM-M405FN/DS)
Side by side comparison between Samsung Galaxy Z Flip 5 vs Samsung Galaxy M40 phones, differences, pros, cons and full specifications. What's the better?
,
6.7"
AMOLED
AMOLED
1080x2640
12.2
MP
MP
10mp
8GB
RAM
RAM
Octa-core
3700
mAh
mAh
(Non removable)
vs
6.3"
PLS
PLS
1080x2340
32
MP
MP
16mp
6GB
RAM
RAM
Octa-core
3500
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy Z Flip 5 (SM-F731U 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!
25 Advantages 
7 Advantages | 19 Common items in both devices |
| 16 million |
| LED flash |
| Only digital zoom |
| PDAF: phase detection autofocus |
| HDR photo/video on both cameras / HDR photo on both cameras |
| 4K UHD (3840x2160) |
| Capacitive |
| +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 | ||
| Galaxy Z Flip 5 (SM-F731U 256GB) | Galaxy M40 (SM-M405FN/DS) | |
| Model | Galaxy Z Flip 5 (SM-F731U 256GB) | Galaxy M40 (SM-M405FN/DS) |
| Other model names | Galaxy Z Flip5 SM-F731U (AT&T, T-Mobile, Verizon) | Galaxy M40 SM-M405FN/Dual-Sim (128GB + 6GB RAM) |
| Country or region available |  USA |   (Europe), (Global, International) |
| Brand | Samsung | Samsung |
| Release date | 8/11/2023, Announced: 7/26/2023 | 6/11/2019 |
| Depth | 6.9 millimeters (0.27 inches) | 7.9 millimeters (0.31 inches) |
| Size (width x height) | 71.9 x 165.1 millimeters (2.83 x 6.5 in) | 73.9 x 155.3 millimeters (2.91 x 6.11 in) |
| Weight | 187 grams (6.55 ounces) | 168 grams (5.88 ounces) |
| Build, materials | Aluminum frame, flexible plastic screen, glass back Back: Gorilla Glass Victus 2 Folded: 15.1 x 71.9 x 85.1 mm | Plastic body, glass front |
| Protection against water and others | IPX8 certified: water resistant up to 1.5 meters and 30min | Not supported |
📲 Display | ||
| Galaxy Z Flip 5 (SM-F731U 256GB) | Galaxy M40 (SM-M405FN/DS) | |
| Display type | Dynamic AMOLED | TFT PLS |
| Screen size | 6.7" inches | 6.3" inches |
| Screen-to-body ratio | ~85.5% (screen-to-body ratio) | ~84.9% (screen-to-body ratio) |
| Display resolution | 1080x2640 pixels | 1080x2340 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 426 PPI | 409 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass 3 |
| Refresh rate | 120Hz | feature not registered |
| Display features | 1750nits[peak] HDR10+ Always-On Display Extra display: Super AMOLED 3.4" (720x748), 306 ppi, Gorilla Glass Victus 2 | feature not registered |
🤖 Operating System | ||
| Galaxy Z Flip 5 (SM-F731U 256GB) | Galaxy M40 (SM-M405FN/DS) | |
| System version | Android 13 | Android 9.0 Pie |
| Firmware update | Android 14 | Android 10 |
| User Interface | One UI 5.1 / 6.0 | feature not registered |
⚙️ Processor | ||
| Galaxy Z Flip 5 (SM-F731U 256GB) | Galaxy M40 (SM-M405FN/DS) | |
| Chipset | 64bit: Qualcomm Snapdragon 8 Gen 2 (SM8550-AC) (4nm) | 64bit: Qualcomm Snapdragon 675 SDM675 (11nm) |
| CPU | Octa-core, 3 processors: 1x 3.36GHz ARM Cortex-X3 (Single-core) 4x 2.8GHz ARM Cortex-A710/A715 (Quad-core) 3x 2GHz ARM Cortex-A510 (Triple-core) | Octa-core, 2 processors: 2x 2GHz Kryo 460 Gold (Dual-core) 6x 1.7GHz Kryo 460 Silver (Hexa-core) |
| GPU graphical controller | Qualcomm Adreno 740 | Qualcomm Adreno 612 845Mhz |
| Performance (benchmark) | AnTuTu: 1200698 (v9), 1507299 (v10) Geekbench: 5478 (v5.5), 4984 (v6.0) GFXBench: 91fps (ES 3.1 onscreen) | feature not registered |
💽 Memory and storage | ||
| Galaxy Z Flip 5 (SM-F731U 256GB) | Galaxy M40 (SM-M405FN/DS) | |
| RAM memory | 8GB LPDDR5X | 6GB LPDDR4X |
| Internal storage | 256GB (210GB available) UFS 4.0 | 128GB (105GB available) eMMC 5.1 |
| External storage | Not supported | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) |
📶 Mobile networks | ||
| Galaxy Z Flip 5 (SM-F731U 256GB) | Galaxy M40 (SM-M405FN/DS) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) + e-SIM | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 5000/1024 Mbps | 400/50 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 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 | CDMA 800/1900, GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO UMTS 850/900/1700/1900/2100 | UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 66, 71) TD-LTE (38, 39, 40, 41, 46, 48) VoLTE | LTE Cat6 (Bands 1, 3, 5, 8, 20) TD-LTE (Bands 40, 41) |
| Primary 5G network | SA/NSA/Sub6 (1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 29, 30, 38, 41, 48, 66, 70, 71, 77, 78) mmWave (257, 258, 260, 261) | Not supported |
| Primary data network | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6, mmWave | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A |
| Secondary 2G network | CDMA 800/1900, GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | CDMA2000 1xEV-DO UMTS 850/900/1700/1900/2100 | Not supported |
| Secondary 4G network | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 66, 71) TD-LTE (38, 39, 40, 41, 46, 48) VoLTE | Not supported |
| Secondary data network | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6, mmWave | GPRS, EDGE |
📷 Camera | ||
| Galaxy Z Flip 5 (SM-F731U 256GB) | Galaxy M40 (SM-M405FN/DS) | |
| Back camera (main camera) | (dual camera) 12.2 megapixels 12MP ultrawide f/2.2123°1.12µm | (triple camera) 32 megapixels 8MP ultrawide f/2.212mm1.12µmPDAF 5MP depth f/2.2 |
| Main camera resolution | 4032x3024 pixels | 6528x4896 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 60 fps | 4K UHD (3840x2160) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.8 (aperture) | f/1.7 (aperture) |
| Focal length | 24mm lens | feature not registered |
| Sensor size | 1/1.76" inches | feature not registered |
| Pixel size | 1.8µm pixel | 0.8µm 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 | Not supported |
| HDR | HDR photo/video on both cameras | HDR photo on both cameras |
| Camera extras | 4K@30/60fps 1080p@30/60/240fps 720p@960fps HDR10+ Slow motion | feature not registered |
📸 Front camera | ||
| Galaxy Z Flip 5 (SM-F731U 256GB) | Galaxy M40 (SM-M405FN/DS) | |
| Front camera (secondary) | 10 megapixels | 16 megapixels |
| Front camera resolution | 3872x2592 pixels | 4608x3456 pixels |
| Video recording (secondary) | 4K UHD (3840x2160) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | f/2.0 (aperture) |
| Focal length | 23mm lens | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | 1.22µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Galaxy Z Flip 5 (SM-F731U 256GB) | Galaxy M40 (SM-M405FN/DS) | |
| Loudspeaker | Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | Not supported | FM |
| 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 | ||
| Galaxy Z Flip 5 (SM-F731U 256GB) | Galaxy M40 (SM-M405FN/DS) | |
| USB | USB 3.2 Type-C, USB OTG On-The-Go | USB 2.0 Type-C reversible connector |
| Audio output | Type-C reversible connector | Type-C reversible connector |
| TV output | USB Type-C (reversible) | Not supported |
| Bluetooth | 5.3 + A2DP/LE | 5.0 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac/ax [wifi6E/6] (2.4GHz, 5GHz, 6GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy Z Flip 5 (SM-F731U 256GB) | Galaxy M40 (SM-M405FN/DS) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Hall effect Proximity sensor | Accelerometer Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy Z Flip 5 (SM-F731U 256GB) | Galaxy M40 (SM-M405FN/DS) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 3700 mAh | 3500 mAh |
| Charger, watts | 25W Wired fast charging Reverse charging by cable USB Power Delivery 3.0 | 15W Wired fast charging |
| Inductive / wireless charging | 15W Qi Wireless charging (Qi/WPC) 4.5W Reverse wireless charging | feature not registered |
| Talk time autonomy | 34 hours (1.4 days) | 29 hours (1.2 days) |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Galaxy Z Flip 5 (SM-F731U 256GB) | Galaxy M40 (SM-M405FN/DS) | |
| 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: Graphite, Cream, Lavender, Gray, Blue, Green, Mint, Yellow • Samsung Pay (Visa, MasterCard) | • Colors: Midnight Blue, Sweater Blue • One UI • Dolby Atmos sound • Slow motion 240fps |
☢️ Radiation rate | ||
| Galaxy Z Flip 5 (SM-F731U 256GB) | Galaxy M40 (SM-M405FN/DS) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 1.17W/kg (head), 0.45W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.274W/kg (head), 1.17W/kg (body) |