Samsung Galaxy S7 (SM-G930F 32GB) vs Samsung Galaxy S2 Skyrocket (SGH-i727)
Side by side comparison between Samsung Galaxy S7 vs Samsung Galaxy S2 Skyrocket phones, differences, pros, cons and full specifications. What's the better?
,
5.1"
AMOLED
AMOLED
1440x2560
12.2
MP
MP
5mp
4GB
RAM
RAM
Octa-core
3000
mAh
mAh
(Non removable)
vs
4.5"
AMOLED
AMOLED
480x800
8
MP
MP
2mp
1GB
RAM
RAM
Dual-core
1850
mAh
mAh
(Removable)
What's the better phone? Samsung Galaxy S7 (SM-G930F 32GB)
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!
29 Advantages 
2 Advantages | 17 Common items in both devices |
| Super AMOLED / Super AMOLED Plus |
| 16 million |
| LED flash |
| Only digital zoom |
| PDAF: phase detection autofocus / Autofocus |
| 4G LTE-A / 4G LTE |
| Capacitive |
| +10 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 S7 (SM-G930F 32GB) | Galaxy S2 Skyrocket (SGH-i727) | |
| Model | Galaxy S7 (SM-G930F 32GB) | Galaxy S2 Skyrocket (SGH-i727) |
| Other model names | Galaxy S7 G930F (Exynos), Samsung Hero | AT&T Samsung Galaxy S II Skyrocket i727 |
| Country or region available |  (Global, International) |  USA |
| Brand | Samsung | Samsung |
| Release date | 3/11/2016, Announced: 2/21/2016 | 11/6/2011 |
| Depth | 7.9 millimeters (0.31 inches) | 9.4 millimeters (0.37 inches) |
| Size (width x height) | 69.6 x 142.4 millimeters (2.74 x 5.61 in) | 68.8 x 129.8 millimeters (2.71 x 5.11 in) |
| Weight | 152 grams (5.32 ounces) | 131 grams (4.59 ounces) |
| Build, materials | Aluminum frame, glass front/back | Plastic body, glass front |
| Protection against water and others | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant | Not supported |
📲 Display | ||
| Galaxy S7 (SM-G930F 32GB) | Galaxy S2 Skyrocket (SGH-i727) | |
| Display type | Super AMOLED | Super AMOLED Plus |
| Screen size | 5.1" inches | 4.5" inches |
| Screen-to-body ratio | ~72.3% (screen-to-body ratio) | ~64.5% (screen-to-body ratio) |
| Display resolution | 1440x2560 pixels (16:9) | 480x800 pixels |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 576 PPI | 207 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 4 | Not supported |
| Refresh rate | 60Hz | feature not registered |
| Display features | Not supported | feature not registered |
🤖 Operating System | ||
| Galaxy S7 (SM-G930F 32GB) | Galaxy S2 Skyrocket (SGH-i727) | |
| System version | Android 6.0.1 Marshmallow | Android 2.3.5 Gingerbread |
| Firmware update | Android 8.0 Oreo | Android 4.1.2 Jelly Bean |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Galaxy S7 (SM-G930F 32GB) | Galaxy S2 Skyrocket (SGH-i727) | |
| Chipset | 64bit: Samsung Exynos 8890 (14nm) | 32bit: Qualcomm Snapdragon S3 MSM8260 |
| CPU | Octa-core, 2 processors: 4x 2.3GHz M1 Mongoose (Quad-core) 4x 1.6GHz ARM Cortex-A53 (Quad-core) | Dual-core, 1 processor: 2x 1.5GHz Scorpion (Dual-core) |
| GPU graphical controller | ARM Mali-T880 MP12 (650MHz) | Qualcomm Adreno 220 |
| Performance (benchmark) | AnTuTu: 80582 (v5), 175184 (v8) | feature not registered |
💽 Memory and storage | ||
| Galaxy S7 (SM-G930F 32GB) | Galaxy S2 Skyrocket (SGH-i727) | |
| RAM memory | 4GB LPDDR4 | 1GB LPDDR2 |
| Internal storage | 32GB (22GB available) UFS 2.0 | 16GB |
| External storage | Until 256GB microSD, microSDXC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy S7 (SM-G930F 32GB) | Galaxy S2 Skyrocket (SGH-i727) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 450/50 Mbps | 75/25 Mbps |
| Network technology | 2G, 3G, 4G | 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 850/900/1900/2100 | UMTS 850/1900/2100 |
| Primary 4G network | LTE Cat9 (Bands 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26) | LTE Cat2 (Bands 4, 17) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE |
| Secondary 2G network | Not supported | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | Not supported |
📷 Camera | ||
| Galaxy S7 (SM-G930F 32GB) | Galaxy S2 Skyrocket (SGH-i727) | |
| Back camera (main camera) | 12.2 megapixels | 8 megapixels |
| Main camera resolution | 4032x3024 pixels | 3264x2448 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.7 (aperture) | feature not registered |
| Focal length | 26mm lens | feature not registered |
| Sensor size | 1/2.55" inches | feature not registered |
| Pixel size | 1.4µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | 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 |
| BSI sensor | Supported | Not supported |
| HDR | HDR photo/video on both cameras | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Galaxy S7 (SM-G930F 32GB) | Galaxy S2 Skyrocket (SGH-i727) | |
| Front camera (secondary) | 5 megapixels | 2 megapixels |
| Front camera resolution | 2592x1944 pixels | 1600x1200 pixels |
| Video recording (secondary) | 2K UHD (2560x1440) | VGA (640x480) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/1.7 (aperture) | feature not registered |
| Focal length | 22mm lens | feature not registered |
| Sensor size | 1/4.1" inches | feature not registered |
| Pixel size | 1.34µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Galaxy S7 (SM-G930F 32GB) | Galaxy S2 Skyrocket (SGH-i727) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, DivX, XviD, WMV | MP4, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy S7 (SM-G930F 32GB) | Galaxy S2 Skyrocket (SGH-i727) | |
| USB | MicroUSB 2.0, USB OTG On-The-Go | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Micro-B USB MHL | Micro-B USB MHL |
| Bluetooth | 4.2 + A2DP | 3.0 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) WiFi Direct, hotspot |
| DLNA | Supported | Supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS, GeoTagging |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy S7 (SM-G930F 32GB) | Galaxy S2 Skyrocket (SGH-i727) | |
| Sensors | Accelerometer Ambient light sensor ANT+ Barometer Compass Fingerprint sensor (front-mounted) Gyroscope Hall effect Heart rate Proximity sensor SpO2 | Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy S7 (SM-G930F 32GB) | Galaxy S2 Skyrocket (SGH-i727) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 3000 mAh | 1850 mAh |
| Charger, watts | 15W Wired fast charging Quick Charge 2 | Wired charging |
| Inductive / wireless charging | Qi wireless charging (Qi/PMA) | feature not registered |
| Talk time autonomy | 28 hours (1.2 days) | 7 hours |
| Standby | 288 hours (12 days) | 256 hours (10.7 days) |
➕ Other features | ||
| Galaxy S7 (SM-G930F 32GB) | Galaxy S2 Skyrocket (SGH-i727) | |
| 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, Flash player |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black, White, Gold, Silver • Corning Gorilla Glass back panel • Samsung Gear VR compatible • Fast battery charging: 83% in 30min • OneDrive 115GB • Samsung Pay (Visa, MasterCard) | • Colors: Black, White • Samsung TouchWiz 4.0 UI • HAC M3/T3 • Java framework |
☢️ Radiation rate | ||
| Galaxy S7 (SM-G930F 32GB) | Galaxy S2 Skyrocket (SGH-i727) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 1.4W/kg (head), 1.59W/kg (body) | 0.3W/kg (head), 0.85W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | 0.406W/kg (head), 0.621W/kg (body) | 0.197W/kg (head) |