Samsung Galaxy Z Fold 2 (SCG05) vs Samsung Galaxy J7 Duo (SM-J720F/DS 32GB/4GB)
Side by side comparison between Samsung Galaxy Z Fold 2 vs Samsung Galaxy J7 Duo phones, differences, pros, cons and full specifications. What's the better?
,
7.6"
AMOLED
AMOLED
1768x2208
12.2
MP
MP
10mp
12GB
RAM
RAM
Octa-core
4500
mAh
mAh
(Non removable)
vs
5.5"
AMOLED
AMOLED
720x1280
13
MP
MP
8mp
4GB
RAM
RAM
Octa-core
3000
mAh
mAh
(Removable)
What's the better phone? Samsung Galaxy Z Fold 2 (SCG05)
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!
12 Common items in both devices |
Flexible Super AMOLED / Super AMOLED |
16 million |
PDAF: phase detection autofocus / Autofocus |
Capacitive |
Multitouch |
Accelerometer |
Face unlock |
+5 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 2 (SCG05) | Galaxy J7 Duo (SM-J720F/DS 32GB/4GB) | |
Model | Galaxy Z Fold 2 (SCG05) | Galaxy J7 Duo (SM-J720F/DS 32GB/4GB) |
Other model names | Galaxy Fold2 5G (SCG05, SM-F916J) | Galaxy J7 Duo (32GB + 4GB RAM) Dual-Sim, Samsung J720 |
Country or region available | Japan | India |
Brand | Samsung | Samsung |
Release date | 9/18/2020, Announced: 8/5/2020 | 4/1/2018 |
Depth | 6.9 millimeters (0.27 inches) | 8.2 millimeters (0.32 inches) |
Size (width x height) | 128.2 x 159.2 millimeters (5.05 x 6.27 in) | 77.2 x 153.5 millimeters (3.04 x 6.04 in) |
Weight | 282 grams (9.87 ounces) | 174 grams (6.09 ounces) |
Build, materials | Aluminum frame, flexible plastic screen, glass back | Plastic body, glass front |
Protection against water and others | Not supported | Not supported |
📲 Display | ||
Galaxy Z Fold 2 (SCG05) | Galaxy J7 Duo (SM-J720F/DS 32GB/4GB) | |
Display type | Flexible Super AMOLED | Super AMOLED |
Screen size | 7.6" inches | 5.5" inches |
Screen-to-body ratio | ~89.1% (screen-to-body ratio) | ~70.4% (screen-to-body ratio) |
Display resolution | 1768x2208 pixels | 720x1280 pixels (16:9) |
Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
Pixel density (dot pitch) | 372 PPI | 267 PPI |
Colors | 16 million | 16 million |
Scratch-resistant glass | Not supported | Gorilla Glass |
Refresh rate | 120Hz | 60Hz |
Display features | HDR10+ Extra display: Super AMOLED 6.23" (816x2260) Gorilla Glass Victus | Not supported |
🤖 Operating System | ||
Galaxy Z Fold 2 (SCG05) | Galaxy J7 Duo (SM-J720F/DS 32GB/4GB) | |
System version | Android 10 | Android 8.0 Oreo |
Firmware update | Android 13 | Android 10 |
User Interface | One UI 3.1 / 4.1 / 5.0 | One UI 2.0 |
⚙️ Processor | ||
Galaxy Z Fold 2 (SCG05) | Galaxy J7 Duo (SM-J720F/DS 32GB/4GB) | |
Chipset | 64bit: Qualcomm Snapdragon 865+ (SM8250-AB) (7nm) | 64bit: Samsung Exynos 7885 (14nm) |
CPU | Octa-core, 3 processors: 1x 3.09GHz Kryo 585 (Single-core) 3x 2.42GHz Kryo 585 (Triple-core) 4x 1.8GHz Kryo 585 (Quad-core) | Octa-core, 2 processors: 2x 2.2GHz ARM Cortex-A73 (Dual-core) 6x 1.6GHz ARM Cortex-A53 (Hexa-core) |
GPU graphical controller | Qualcomm Adreno 650 (250-646MHz) | ARM Mali-G71 MP2 |
Performance (benchmark) | AnTuTu: 564907 (v8) Geekbench: 12607 (v4.4), 2715 (v5.1) GFXBench: 33fps (ES 3.1 onscreen) | AnTuTu: 98104 (v7) |
💽 Memory and storage | ||
Galaxy Z Fold 2 (SCG05) | Galaxy J7 Duo (SM-J720F/DS 32GB/4GB) | |
RAM memory | 12GB LPDDR5 | 4GB LPDDR4 |
Internal storage | 256GB (220GB available) UFS 3.1 | 32GB (21GB available) eMMC 5.1 |
External storage | Not supported | Until 256GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
Galaxy Z Fold 2 (SCG05) | Galaxy J7 Duo (SM-J720F/DS 32GB/4GB) | |
Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
SIM card | 1 slot (Single-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) micro-SIM (3FF) |
Maximum Download / Upload | 3000/1024 Mbps | 150/50 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 | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
Primary 3G network | UMTS 800/850/2100 | UMTS 850/900/1900/2100 |
Primary 4G network | LTE Cat20 (1, 3, 5, 7, 12, 13, 18, 19, 20, 28) TD-LTE (38, 40, 41, 42) VoLTE | LTE Cat4 (1, 3, 5, 7, 8, 20) TD-LTE (38, 40, 41) |
Primary 5G network | SA/NSA/Sub6 (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+, TD-LTE, LTE |
Secondary 2G network | Not supported | GSM 850/900/1800/1900 |
Secondary 3G network | Not supported | UMTS 850/900/1900/2100 |
Secondary 4G network | Not supported | Not supported |
Secondary data network | Not supported | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ |
📷 Camera | ||
Galaxy Z Fold 2 (SCG05) | Galaxy J7 Duo (SM-J720F/DS 32GB/4GB) | |
Back camera (main camera) | (triple camera) 12.2 megapixels 12MP telephoto f/2.452mm1/3.6"1.0µmPDAFOIS2x-optical-zoom 12MP ultrawide f/2.2123°12mm1.12µm | (dual camera) 13 megapixels 5MP depth f/1.9 |
Main camera resolution | 4032x3024 pixels | 4128x3096 pixels |
Video recording (primary) | 4K UHD (3840x2160) 60 fps | Full HD (1920x1080) 30 fps |
Flash | LED flash | LED flash on both cameras |
Focal aperture | f/1.8 (aperture) | f/1.9 (aperture) |
Focal length | 26mm lens | feature not registered |
Sensor size | 1/1.76" inches | feature not registered |
Pixel size | 1.8µm pixel | feature not registered |
Autofocus | PDAF: phase detection autofocus | Autofocus |
Touch focus | Supported | Supported |
Image stabilization | OIS: Optical stabilization | EIS: Digital stabilization |
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 | Cover camera: 10MP (f/2.2) 4K@30/60fps 1080p@60fps 1080p@240fps (slow motion) 720p@960fps (slow motion) | feature not registered |
📸 Front camera | ||
Galaxy Z Fold 2 (SCG05) | Galaxy J7 Duo (SM-J720F/DS 32GB/4GB) | |
Front camera (secondary) | 10 megapixels | 8 megapixels |
Front camera resolution | 3872x2592 pixels | 3264x2448 pixels |
Video recording (secondary) | 4K UHD (3840x2160) | Full HD (1920x1080) |
Front flash | Not supported | LED |
Focal aperture | f/2.2 (aperture) | f/1.9 (aperture) |
Focal length | 26mm 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 2 (SCG05) | Galaxy J7 Duo (SM-J720F/DS 32GB/4GB) | |
Loudspeaker | Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG | Mono sound (not stereo) |
Active noise cancellation | 2 microphones or more | 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, XviD, MKV |
Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
Galaxy Z Fold 2 (SCG05) | Galaxy J7 Duo (SM-J720F/DS 32GB/4GB) | |
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 | 5.0 + A2DP/LE | 5.0 + A2DP/LE |
WiFi | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + 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, BeiDou |
NFC | Supported | Not supported |
Infrared port | Not supported | Not supported |
🧭 Sensors | ||
Galaxy Z Fold 2 (SCG05) | Galaxy J7 Duo (SM-J720F/DS 32GB/4GB) | |
Sensors | Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Hall effect Proximity sensor UWB (Ultra Wideband) | Accelerometer ANT+ Face unlock Fingerprint sensor (front-mounted) Proximity sensor |
Vibrating alert | Supported | Supported |
🔋 Battery | ||
Galaxy Z Fold 2 (SCG05) | Galaxy J7 Duo (SM-J720F/DS 32GB/4GB) | |
Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Removable) |
Battery capacity | 4500 mAh | 3000 mAh |
Charger, watts | 25W Wired fast charging Reverse charging by cable USB Power Delivery 3.0 | Wired charging |
Inductive / wireless charging | 11W Qi Wireless charging (Qi/WPC) 4.5W Reverse wireless charging | Not supported |
Talk time autonomy | 31 hours (1.3 days) | 20 hours |
Standby | feature not registered | feature not registered |
➕ Other features | ||
Galaxy Z Fold 2 (SCG05) | Galaxy J7 Duo (SM-J720F/DS 32GB/4GB) | |
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: Mystic Bronze, Mystic Black • Bixby • Samsung DeX • Samsung Pay (MST, NFC) | • Colors: Black, Gold, Rose Gold, White • Samsung Pay |
☢️ Radiation rate | ||
Galaxy Z Fold 2 (SCG05) | Galaxy J7 Duo (SM-J720F/DS 32GB/4GB) | |
SAR 1.6W/kg (USA, Mexico, etc.) | 0.726W/kg (head), 0.696W/kg (body) | feature not registered |
SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.543W/kg (head), 1.397W/kg (body) |