Samsung Galaxy Z Fold 4 (SM-F936U 1TB) vs Samsung Galaxy Core 2 Duos (SM-G355M/DS)
Side by side comparison between Samsung Galaxy Z Fold 4 vs Samsung Galaxy Core 2 phones, differences, pros, cons and full specifications. What's the better?
,
7.6"
AMOLED
AMOLED
1812x2176
50
MP
MP
10mp
12GB
RAM
RAM
Octa-core
4400
mAh
mAh
(Non removable)
vs
4.5"
TFT
TFT
480x800
5
MP
MP
0.3mp
512MB
RAM
RAM
Quad-core
2000
mAh
mAh
(Removable)
What's the better phone? Samsung Galaxy Z Fold 4 (SM-F936U 1TB)
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!
32 Advantages 
5 Advantages | 10 Common items in both devices |
| LED flash |
| PDAF: phase detection autofocus / Autofocus |
| Capacitive |
| Multitouch |
| Accelerometer |
| Ambient light sensor |
| Compass |
| +3 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 Fold 4 (SM-F936U 1TB) | Galaxy Core 2 Duos (SM-G355M/DS) | |
| Model | Galaxy Z Fold 4 (SM-F936U 1TB) | Galaxy Core 2 Duos (SM-G355M/DS) |
| Other model names | Galaxy Fold4 5G (SM-F936U1) | Samsung Galaxy Core II SM-G355M/Dual-Sim |
| Country or region available |  USA | feature not registered |
| Brand | Samsung | Samsung |
| Release date | 8/25/2022, Announced: 8/10/2022 | 5/20/2014 |
| Depth | 6.3 millimeters (0.25 inches) | 9.8 millimeters (0.39 inches) |
| Size (width x height) | 130.1 x 155.1 millimeters (5.12 x 6.11 in) | 68 x 130.3 millimeters (2.68 x 5.13 in) |
| Weight | 263 grams (9.21 ounces) | 138 grams (4.83 ounces) |
| Build, materials | Aluminum frame, flexible plastic screen, glass back Back: Gorilla Glass Victus+ | feature not registered |
| Protection against water and others | IPX8 certified: water resistant up to 1.5 meters and 30min | Not supported |
📲 Display | ||
| Galaxy Z Fold 4 (SM-F936U 1TB) | Galaxy Core 2 Duos (SM-G355M/DS) | |
| Display type | Dynamic AMOLED | TFT LCD |
| Screen size | 7.6" inches | 4.5" inches |
| Screen-to-body ratio | ~90.8% (screen-to-body ratio) | ~65.1% (screen-to-body ratio) |
| Display resolution | 1812x2176 pixels | 480x800 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 373 PPI | 207 PPI |
| Colors | 16 million | 260 thousand |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | 120Hz | feature not registered |
| Display features | 1200nits[peak] HDR10+ Always-On Display Extra display: Dynamic AMOLED 2X 6.2" (904x2316), 120Hz, Gorilla Glass Victus+ | feature not registered |
🤖 Operating System | ||
| Galaxy Z Fold 4 (SM-F936U 1TB) | Galaxy Core 2 Duos (SM-G355M/DS) | |
| System version | Android 12 | Android 4.4.2 KitKat |
| Firmware update | Android 14 | feature not registered |
| User Interface | One UI 4.1 / 5.1 / 6.0 | feature not registered |
⚙️ Processor | ||
| Galaxy Z Fold 4 (SM-F936U 1TB) | Galaxy Core 2 Duos (SM-G355M/DS) | |
| Chipset | 64bit: Qualcomm Snapdragon 8+ Gen 1 (SM8475) (4nm) | 32bit |
| CPU | Octa-core, 3 processors: 1x 3.19GHz ARM Cortex-X2 (Single-core) 3x 2.75GHz ARM Cortex-A710 (Triple-core) 4x 2GHz ARM Cortex-A510 (Quad-core) | Quad-core, 1 processor: 4x 1.2GHz |
| GPU graphical controller | Qualcomm Adreno 730 (818MHz) | feature not registered |
| Performance (benchmark) | AnTuTu: 964622 (v9) Geekbench: 3981 (v5.1) GFXBench: 43fps (ES 3.1 onscreen) | feature not registered |
💽 Memory and storage | ||
| Galaxy Z Fold 4 (SM-F936U 1TB) | Galaxy Core 2 Duos (SM-G355M/DS) | |
| RAM memory | 12GB LPDDR5 | 512MB LPDDR2 |
| Internal storage | 1TB (917GB available) UFS 3.1 | 4GB (2GB available) |
| External storage | Not supported | Until 64GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy Z Fold 4 (SM-F936U 1TB) | Galaxy Core 2 Duos (SM-G355M/DS) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | 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) micro-SIM (3FF) |
| Maximum Download / Upload | 5000/1024 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 | 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 850/2100 |
| Primary 4G network | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 66, 71) TD-LTE (38, 39, 40, 41, 46, 48) VoLTE | Not supported |
| Primary 5G network | SA/NSA/Sub6 (2, 5, 25, 41, 66, 71) mmWave (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+ |
| 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, 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 Fold 4 (SM-F936U 1TB) | Galaxy Core 2 Duos (SM-G355M/DS) | |
| Back camera (main camera) | (triple camera) 50 megapixels 10MP telephoto f/2.466mm1.0µmPDAFOIS3x-optical-zoom 12MP ultrawide f/2.2123°12mm1.12µm | 5 megapixels |
| Main camera resolution | 8160x6120 pixels | 2592x1944 pixels |
| Video recording (primary) | 8K UHD (7680x4320) 24 fps | VGA (720x480) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.8 (aperture) | feature not registered |
| Focal length | 23mm lens | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | 1µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical stabilization | feature not registered |
| Zoom | Digital and optical 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 only main camera |
| Camera extras | 8K@24fps 4K@30/60fps 1080p@30/60fps 1080p@240fps (slow motion) 720p@960fps (slow motion) Extra cover camera: 4MP (f/1.8 2.0µm) | feature not registered |
📸 Front camera | ||
| Galaxy Z Fold 4 (SM-F936U 1TB) | Galaxy Core 2 Duos (SM-G355M/DS) | |
| Front camera (secondary) | 10 megapixels | 0.3 megapixels |
| Front camera resolution | 3872x2592 pixels | 640x480 pixels |
| Video recording (secondary) | 4K UHD (3840x2160) | VGA (640x480) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | feature not registered |
| Focal length | 24mm lens | feature not registered |
| Sensor size | 1/3" inches | feature not registered |
| Pixel size | 1.22µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Galaxy Z Fold 4 (SM-F936U 1TB) | Galaxy Core 2 Duos (SM-G355M/DS) | |
| Loudspeaker | Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG | Supported |
| Active noise cancellation | 2 microphones or more | Not supported |
| Radio | Not supported | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.264, H.263, WMV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy Z Fold 4 (SM-F936U 1TB) | Galaxy Core 2 Duos (SM-G355M/DS) | |
| USB | USB 3.2 Type-C, USB OTG On-The-Go | MicroUSB 2.0 |
| Audio output | Type-C reversible connector | 3.5mm jack |
| TV output | USB Type-C (reversible) | Not supported |
| Bluetooth | 5.2 + A2DP/LE | 4.0 + A2DP |
| WiFi | 802.11 a/b/g/n/ac/ax [wifi6E/6] (2.4GHz, 5GHz, 6GHz) + MIMO WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging, GLONASS |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy Z Fold 4 (SM-F936U 1TB) | Galaxy Core 2 Duos (SM-G355M/DS) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Hall effect Proximity sensor UWB (Ultra Wideband) | Accelerometer Ambient light sensor Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy Z Fold 4 (SM-F936U 1TB) | Galaxy Core 2 Duos (SM-G355M/DS) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 4400 mAh | 2000 mAh |
| Charger, watts | 25W Wired fast charging Reverse charging by cable USB Power Delivery 3.0 | Wired charging |
| Inductive / wireless charging | 15W Qi Wireless charging (Qi/WPC) 4.5W Reverse wireless charging | feature not registered |
| Talk time autonomy | 39 hours (1.6 days) | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Galaxy Z Fold 4 (SM-F936U 1TB) | Galaxy Core 2 Duos (SM-G355M/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: Phantom Black, Graygreen, Beige, Burgundy • Samsung DeX • Samsung Pay • S Pen (Stylus Pen) | • Colors: Black, White • Samsung TouchWiz UI • Nature UX 2.0 • Java framework |
☢️ Radiation rate | ||
| Galaxy Z Fold 4 (SM-F936U 1TB) | Galaxy Core 2 Duos (SM-G355M/DS) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.96W/kg (head), 0.92W/kg (body) | 0.293W/kg (head), 0.98W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.425W/kg (head), 0.451W/kg (body) |