Samsung Galaxy S21 FE (SM-G990E/DS 128GB/8GB) vs Samsung Galaxy Z Fold 7 (SM-F966B/DS 1TB)
Side by side comparison between Samsung Galaxy S21 FE vs Samsung Galaxy Z Fold 7 phones, differences, pros, cons and full specifications. What's the better?
,
6.4"
AMOLED
AMOLED
1080x2400
12.2
MP
MP
32mp
8GB
RAM
RAM
Octa-core
4500
mAh
mAh
(Non removable)
vs
8"
AMOLED
AMOLED
1968x2184
200
MP
MP
10mp
16GB
RAM
RAM
Octa-core
4400
mAh
mAh
(Non 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!
4 Advantages 
18 Advantages | 37 Common items in both devices |
| Aluminum body, glass front, plastic back / Aluminum frame, flexible plastic screen, glass back |
| Dynamic AMOLED / LTPO AMOLED |
| HDR10+ |
| 120Hz |
| 16 million |
| LED flash |
| Digital and optical zoom |
| +30 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 S21 FE (SM-G990E/DS 128GB/8GB) | Galaxy Z Fold 7 (SM-F966B/DS 1TB) | |
| Model | Galaxy S21 FE (SM-G990E/DS 128GB/8GB) | Galaxy Z Fold 7 (SM-F966B/DS 1TB) |
| Other model names | Galaxy S21 FE 5G SM-G990B/Dual-SIM (Exynos) | Galaxy Z Fold7 SM-F966B/Dual-SIM |
| Country or region available |     Philippines, India, Malaysia, Thailand |  (Global, International) |
| Brand | Samsung | Samsung |
| Release date | 1/7/2022, Announced: 1/4/2022 | 7/25/2025, Announced: 7/9/2025 |
| Depth | 7.9 millimeters (0.31 inches) | 4.2 millimeters (0.17 inches) |
| Size (width x height) | 74.5 x 155.7 millimeters (2.93 x 6.13 in) | 143.2 x 1584 millimeters (5.64 x 62.36 in) |
| Weight | 177 grams (6.2 ounces) | 215 grams (7.53 ounces) |
| Build, materials | Aluminum body, glass front, plastic back | Aluminum frame, flexible plastic screen, glass back Back: Gorilla Glass Victus 2 Folded: 8.9 mm x 72.8 x 158.4 |
| Protection against water and others | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant | IPX8 certified: water resistant up to 1.5 meters and 30min |
📲 Display | ||
| Galaxy S21 FE (SM-G990E/DS 128GB/8GB) | Galaxy Z Fold 7 (SM-F966B/DS 1TB) | |
| Display type | Dynamic AMOLED | LTPO AMOLED |
| Screen size | 6.4" inches | 8" inches |
| Screen-to-body ratio | ~85.3% (screen-to-body ratio) | ~9.1% (screen-to-body ratio) |
| Display resolution | 1080x2400 pixels (20:9) | 1968x2184 pixels |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 411 PPI | 367 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass Victus | feature not registered |
| Refresh rate | 120Hz | 120Hz |
| Display features | 1300nits[peak] HDR10+ Always-On Display | 2600nits[peak] HDR10+ Always-On Display Extra display: Dynamic LTPO AMOLED 2X 6.5" (1080x2520), 120Hz, Gorilla Glass Ceramic 2 |
🤖 Operating System | ||
| Galaxy S21 FE (SM-G990E/DS 128GB/8GB) | Galaxy Z Fold 7 (SM-F966B/DS 1TB) | |
| System version | Android 12 | Android 16 |
| Firmware update | Android 15 | feature not registered |
| User Interface | One UI 4.1 / 5.1 / 6.0 / 7.0 | One UI 8 |
⚙️ Processor | ||
| Galaxy S21 FE (SM-G990E/DS 128GB/8GB) | Galaxy Z Fold 7 (SM-F966B/DS 1TB) | |
| Chipset | 64bit: Samsung Exynos 2100 (5nm) | 64bit: Qualcomm Snapdragon 8 Elite (SM8750-AC) (3nm) |
| CPU | Octa-core, 3 processors: 1x 2.9GHz ARM Cortex-X1 (Single-core) 3x 2.8GHz ARM Cortex-A78 (Triple-core) 4x 2.2GHz ARM Cortex-A55 (Quad-core) | Octa-core, 2 processors: 2x 4.47GHz Oryon V2 Phoenix L (Dual-core) 6x 3.53GHz Oryon V2 Phoenix M (Hexa-core) |
| GPU graphical controller | ARM Mali-G78 MP14 (854MHz) | Qualcomm Adreno 830 (1200MHz) |
| Performance (benchmark) | feature not registered | AnTuTu: 1995920 (v10) Geekbench: 9152 (v6) |
💽 Memory and storage | ||
| Galaxy S21 FE (SM-G990E/DS 128GB/8GB) | Galaxy Z Fold 7 (SM-F966B/DS 1TB) | |
| RAM memory | 8GB LPDDR5 | 16GB LPDDR5X |
| Internal storage | 128GB (97GB available) UFS 3.1 | 1TB (980GB available) UFS 4.0 |
| External storage | Not supported | Not supported |
📶 Mobile networks | ||
| Galaxy S21 FE (SM-G990E/DS 128GB/8GB) | Galaxy Z Fold 7 (SM-F966B/DS 1TB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | 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) + e-SIM |
| Maximum Download / Upload | 2000/1024 Mbps | 5000/1024 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 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1700/1900/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat20 (1, 3, 3, 4, 5, 7, 8, 12, 20, 28) TD-LTE (34, 38, 39, 40, 41) VoLTE | 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 |
| Primary 5G network | SA/NSA/Sub6 (1, 3, 5, 8, 28, 41, 78, 79) | SA/NSA/Sub6 (1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 38, 40, 41, 66, 77, 78) |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | GPRS, EDGE, 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 Cat20 (1, 3, 3, 4, 5, 7, 8, 12, 20, 28) TD-LTE (34, 38, 39, 40, 41) VoLTE | 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 |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 |
📷 Camera | ||
| Galaxy S21 FE (SM-G990E/DS 128GB/8GB) | Galaxy Z Fold 7 (SM-F966B/DS 1TB) | |
| Back camera (main camera) | (triple camera) 12.2 megapixels 12MP ultrawide f/2.2123°13mm1/3"1.12µm 8MP telephoto f/2.476mm1/4.5"1.0µmPDAFOIS3x-optical-zoom | (triple camera) 200 megapixels 10MP telephoto f/2.467mm1.0µmPDAFOIS3x-optical-zoom 12MP ultrawide f/2.2120°1.4µmPDAF |
| Main camera resolution | 4032x3024 pixels | 20000x10000 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 60 fps | 8K UHD (7680x4320) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.8 (aperture) | f/1.7 (aperture) |
| Focal length | 26mm (lens) | 24mm (lens) |
| Sensor size | 1/1.76" inches | 1/1.3" inches |
| Pixel size | 1.8µm pixel | 0.6µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical stabilization | OIS: Optical stabilization |
| Zoom | Digital and optical zoom | Digital and optical zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Supported | Supported |
| HDR | HDR photo/video on both cameras | HDR photo/video and HDR photo on front camera |
| Camera extras | 4K@30/60fps 1080p@30/60fps 1080p@240fps (slow motion) 720p@960fps (slow motion) | 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) |
📸 Front camera | ||
| Galaxy S21 FE (SM-G990E/DS 128GB/8GB) | Galaxy Z Fold 7 (SM-F966B/DS 1TB) | |
| Front camera (secondary) | 32 megapixels | 10 megapixels |
| Front camera resolution | 6528x4896 pixels | 3872x2592 pixels |
| Video recording (secondary) | 4K UHD (3840x2160) | 4K UHD (3840x2160) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | f/2.2 (aperture) |
| Focal length | 26mm (lens) | 18mm (lens) |
| Sensor size | 1/2.74" inches | feature not registered |
| Pixel size | 0.8µm pixel | 1.12µm pixel |
🔉 Sound and multimedia | ||
| Galaxy S21 FE (SM-G990E/DS 128GB/8GB) | Galaxy Z Fold 7 (SM-F966B/DS 1TB) | |
| Loudspeaker | Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG | Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG |
| Active noise cancellation | 2 microphones | 3 microphones |
| 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 | ||
| Galaxy S21 FE (SM-G990E/DS 128GB/8GB) | Galaxy Z Fold 7 (SM-F966B/DS 1TB) | |
| USB | USB 3.2 Type-C, USB OTG On-The-Go | USB 3.2 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 | 5.0 + A2DP/LE | 5.4 + 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/ax/be [wifi7/6E/6] (2.4GHz, 5GHz, 6GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Supported | Supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging, GLONASS, GALILEO, QZSS |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy S21 FE (SM-G990E/DS 128GB/8GB) | Galaxy Z Fold 7 (SM-F966B/DS 1TB) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Hall effect Proximity sensor | Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Proximity sensor UWB (Ultra Wideband) |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy S21 FE (SM-G990E/DS 128GB/8GB) | Galaxy Z Fold 7 (SM-F966B/DS 1TB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 4500 mAh | 4400 mAh |
| Charger, watts | 25W Wired fast charging Reverse charging by cable USB Power Delivery 3.0 | 25W Wired fast charging |
| Inductive / wireless charging | 15W Qi wireless charging 4.5W Reverse wireless charging | 15W Qi Wireless charging (Qi/WPC) 4.5W Reverse wireless charging |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Galaxy S21 FE (SM-G990E/DS 128GB/8GB) | Galaxy Z Fold 7 (SM-F966B/DS 1TB) | |
| 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: Graphite, White, Lavender, Olive | • Colors: Blue Shadow, Silver Shadow, Jet Black, Mint • Samsung DeX |
☢️ Radiation rate | ||
| Galaxy S21 FE (SM-G990E/DS 128GB/8GB) | Galaxy Z Fold 7 (SM-F966B/DS 1TB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.65W/kg (head), 1.19W/kg (body) | 1.21W/kg (head), 1.26W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | 0.93W/kg (head), 1.319W/kg (body) | 1.418W/kg (head), 1.242W/kg (body) |