Samsung Galaxy Z Fold 7 (SM-F966B/DS 1TB) vs Samsung Galaxy S4 Active (SGH-i537)
Side by side comparison between Samsung Galaxy Z Fold 7 vs Samsung Galaxy S4 Active phones, differences, pros, cons and full specifications. What's the better?
,
8"
AMOLED
AMOLED
1968x2184
200
MP
MP
10mp
16GB
RAM
RAM
Octa-core
4400
mAh
mAh
(Non removable)
vs
5"
TFT
TFT
1080x1920
8
MP
MP
2.1mp
2GB
RAM
RAM
Quad-core
2600
mAh
mAh
(Removable)
What's the better phone? Samsung Galaxy Z Fold 7 (SM-F966B/DS 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!
35 Advantages 
7 Advantages | 19 Common items in both devices |
| 16 million |
| LED flash |
| PDAF: phase detection autofocus / Autofocus |
| Capacitive |
| Multitouch |
| Accelerometer |
| Ambient light sensor |
| +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 Fold 7 (SM-F966B/DS 1TB) | Galaxy S4 Active (SGH-i537) | |
| Model | Galaxy Z Fold 7 (SM-F966B/DS 1TB) | Galaxy S4 Active (SGH-i537) |
| Other model names | Galaxy Z Fold7 SM-F966B/Dual-SIM | Galaxy S4 Active SGH-i537 (AT&T) |
| Country or region available |  (Global, International) |  USA |
| Brand | Samsung | Samsung |
| Release date | 7/25/2025, Announced: 7/9/2025 | 6/20/2013 |
| Depth | 4.2 millimeters (0.17 inches) | 9.1 millimeters (0.36 inches) |
| Size (width x height) | 143.2 x 1584 millimeters (5.64 x 62.36 in) | 71.3 x 139.7 millimeters (2.81 x 5.5 in) |
| Weight | 215 grams (7.53 ounces) | 153 grams (5.36 ounces) |
| Build, materials | Aluminum frame, flexible plastic screen, glass back Back: Gorilla Glass Victus 2 Folded: 8.9 mm x 72.8 x 158.4 | Plastic body, glass front |
| Protection against water and others | IP48 certified: dust and water resistant (dust > 1mm; immersible up to 1.5m for 30 min) | IP67 certified: dust proof and waterproof over 1 meter and 30min |
📲 Display | ||
| Galaxy Z Fold 7 (SM-F966B/DS 1TB) | Galaxy S4 Active (SGH-i537) | |
| Display type | LTPO AMOLED | TFT LCD |
| Screen size | 8" inches | 5" inches |
| Screen-to-body ratio | ~9.1% (screen-to-body ratio) | ~69.2% (screen-to-body ratio) |
| Display resolution | 1968x2184 pixels | 1080x1920 pixels (16:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 367 PPI | 441 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass 2 |
| Refresh rate | 120Hz | 60Hz |
| Display features | 2600nits[peak] HDR10+ Always-On Display Extra display: Dynamic 2X LTPO AMOLED 6.5" (1080x2520), 120Hz, Gorilla Glass Victus 2 | Not supported |
🤖 Operating System | ||
| Galaxy Z Fold 7 (SM-F966B/DS 1TB) | Galaxy S4 Active (SGH-i537) | |
| System version | Android 16 | Android 4.2.2 Jelly Bean |
| Firmware update | feature not registered | Android 5.0.1 Lollipop |
| User Interface | One UI 8 | TouchWiz UI |
⚙️ Processor | ||
| Galaxy Z Fold 7 (SM-F966B/DS 1TB) | Galaxy S4 Active (SGH-i537) | |
| Chipset | 64bit: Qualcomm Snapdragon 8 Elite (SM8750-AC) (3nm) | 32bit: Qualcomm Snapdragon 600 (APQ8064AB) (28nm) |
| CPU | Octa-core, 2 processors: 2x 4.47GHz Oryon V2 Phoenix L (Dual-core) 6x 3.53GHz Oryon V2 Phoenix M (Hexa-core) | Quad-core, 1 processor: 4x 1.9GHz Krait 300 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 830 (1200MHz) | Qualcomm Adreno 320 (450MHz) |
| Performance (benchmark) | AnTuTu: 1995920 (v10) Geekbench: 9152 (v6) | feature not registered |
💽 Memory and storage | ||
| Galaxy Z Fold 7 (SM-F966B/DS 1TB) | Galaxy S4 Active (SGH-i537) | |
| RAM memory | 16GB LPDDR5X | 2GB LPDDR3 |
| Internal storage | 1TB (980GB available) UFS 4.0 | 16GB (11.2GB available) eMMC 4.5 |
| External storage | Not supported | Until 64GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy Z Fold 7 (SM-F966B/DS 1TB) | Galaxy S4 Active (SGH-i537) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | Not supported |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) + e-SIM | 1 slot (Single-SIM) micro-SIM (3FF) |
| Maximum Download / Upload | 5000/1024 Mbps | 100/50 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 850/900/1700/1900/2100 | UMTS 850/1900/2100 |
| Primary 4G network | LTE Cat (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 66) TD-LTE (38, 39, 40, 41) VoLTE | LTE Cat3 (1, 2, 4, 5, 7, 17) |
| Primary 5G network | SA/NSA/Sub6 (1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 38, 40, 41, 66, 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+, LTE |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | UMTS 850/900/1700/1900/2100 | Not supported |
| Secondary 4G network | LTE Cat (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 66) TD-LTE (38, 39, 40, 41) VoLTE | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 | Not supported |
📷 Camera | ||
| Galaxy Z Fold 7 (SM-F966B/DS 1TB) | Galaxy S4 Active (SGH-i537) | |
| Back camera (main camera) | (triple camera) 200 megapixels 10MP telephoto f/2.467mm1.0µmPDAFOIS3x-optical-zoom 12MP ultrawide f/2.2120°1.4µmPDAF | 8 megapixels |
| Main camera resolution | 20000x10000 pixels | 3264x2448 pixels |
| Video recording (primary) | 8K UHD (7680x4320) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.7 (aperture) | f/2.6 (aperture) |
| Focal length | 24mm (lens) | feature not registered |
| Sensor size | 1/1.3" inches | feature not registered |
| Pixel size | 0.6µm 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 and HDR photo on front camera | HDR photo only main camera |
| Camera extras | 8K@30fps 4K@60fps 1080p@60/120/240fps 720p@960fps 10-bit HDR HDR10+ Extra cover camera: 10MP wide (f/2.2 24mm 1.12µm) | feature not registered |
📸 Front camera | ||
| Galaxy Z Fold 7 (SM-F966B/DS 1TB) | Galaxy S4 Active (SGH-i537) | |
| Front camera (secondary) | 10 megapixels | 2.1 megapixels |
| Front camera resolution | 3872x2592 pixels | 1920x1080 pixels |
| Video recording (secondary) | 4K UHD (3840x2160) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | f/2.4 (aperture) |
| Focal length | 18mm (lens) | 31mm (lens) |
| Sensor size | feature not registered | feature not registered |
| Pixel size | 1.12µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Galaxy Z Fold 7 (SM-F966B/DS 1TB) | Galaxy S4 Active (SGH-i537) | |
| Loudspeaker | Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG | Mono sound (not stereo) |
| Active noise cancellation | 3 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.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy Z Fold 7 (SM-F966B/DS 1TB) | Galaxy S4 Active (SGH-i537) | |
| USB | USB 3.2 Type-C, USB OTG On-The-Go | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | Type-C reversible connector | 3.5mm jack |
| TV output | USB Type-C (reversible) | Micro-B USB MHL-2 |
| Bluetooth | 5.4 + A2DP/LE | 4.0 + A2DP |
| WiFi | 802.11 a/b/g/n/ac/ax/be [wifi7/6E/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 | Supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, QZSS | A-GPS, GeoTagging, GLONASS |
| NFC | Supported | Supported |
| Infrared port | Not supported | Supported |
🧭 Sensors | ||
| Galaxy Z Fold 7 (SM-F966B/DS 1TB) | Galaxy S4 Active (SGH-i537) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Proximity sensor UWB (Ultra Wideband) | Accelerometer Ambient light sensor Barometer Compass Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy Z Fold 7 (SM-F966B/DS 1TB) | Galaxy S4 Active (SGH-i537) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 4400 mAh | 2600 mAh |
| Charger, watts | 25W Wired fast charging | 10W (5V/2A) Wired charging |
| Inductive / wireless charging | 15W Qi Wireless charging (Qi/WPC) 4.5W Reverse wireless charging | Not supported |
| Talk time autonomy | feature not registered | 17 hours |
| Standby | feature not registered | 312 hours (13 days) |
➕ Other features | ||
| Galaxy Z Fold 7 (SM-F966B/DS 1TB) | Galaxy S4 Active (SGH-i537) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (Swype), 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: Blue Shadow, Silver Shadow, Jet Black, Mint • Samsung DeX | • Colors: Urban Grey, Dive Blue, Orange Flare • Dual Shot camera • LED notification • mDNIe • S-Voice • Group Play • Smart Stay eye tracking |
☢️ Radiation rate | ||
| Galaxy Z Fold 7 (SM-F966B/DS 1TB) | Galaxy S4 Active (SGH-i537) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 1.21W/kg (head), 1.26W/kg (body) | 0.607W/kg (head), 1.219W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | 1.418W/kg (head), 1.242W/kg (body) | 0.209W/kg (head), 0.277W/kg (body) |