In depth comparison and review of Samsung Galaxy A3 (2017) and Samsung Galaxy S21 FE 5G. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.
| DESIGN AND DIMENSIONS | Samsung Galaxy A3 (2017) | Samsung Galaxy S21 FE 5G |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-A320F | SM-G990B/DS | |
| Form Factor | Touch | Touch | |
| Height | 135.4 mm | 155.7 mm | Samsung Galaxy S21 FE 5G has greater height than Samsung Galaxy A3 (2017). |
| Width | 66.2 mm | 74.5 mm | Samsung Galaxy S21 FE 5G has greater width than Samsung Galaxy A3 (2017). |
| Depth | 7.9 mm | 7.9 mm | Both phones are the same depth. |
| Weight | 138 g | 177 g | Samsung Galaxy A3 (2017) is lighter than Samsung Galaxy A3 (2017). |
| Body Colour | Sand gold | Blue mist | Blue-mist | Gold-sand | Black-sky | Peach-cloud | Olive | Graphite | White | Lavender | |
| Body Material | Metal, glass | - | |
| Protection | Dustproof, waterproof | Dustproof, splashproof, water-resistant | |
| Waterproof (Water-resistant) | Yes | - | Samsung Galaxy A3 (2017) is waterproof. |
| IP rating | IP68 | IP68 | |
| SAR Value | 1.38 W/kg (body), 0.349 W/kg (head) | 1.48 W/kg (body), 0.952 W/kg (head), 2.91 W/kg (limb) | |
| Connector Type | Headset jack - mini-phone 3.5mm USB Type-C - 24 pin USB-C |
USB Type-C - 24 pin USB-C | |
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Single-SIM | Dual-SIM |
| DISPLAY | Samsung Galaxy A3 (2017) | Samsung Galaxy S21 FE 5G |
|---|
| Display Type | OLED display | OLED display | |
|---|---|---|---|
| Display Technology | HD Super AMOLED | Infinity-O Dynamic AMOLED 2X | |
| Screen Size (Display Size) | 4.7" | 6.4" | Samsung Galaxy S21 FE 5G has larger screen size than Samsung Galaxy A3 (2017). |
| Screen Resolution (Display Resolution) | 1280 x 720 pixels | 2340 x 1080 pixels | Samsung Galaxy S21 FE 5G has better screen resolution than Samsung Galaxy A3 (2017). |
| Display Format | HD | Full HD+ | |
| Pixel Density | - | 401 ppi | |
| Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
| HDR Technology | - | HDR10+ | |
| Display Enhancement Technology | - | Eye Comfort Shield | |
| Display Refresh Rate | - | 120 Hz | |
| Display Features | Always-on display | AOD(Always On Display), Infinity O display, Video Wallpaper | |
| Display Protection (Screen Protector) | - | Corning Gorilla Glass Victus (scratch resistant glass) |
| PROCESSOR | Samsung Galaxy A3 (2017) | Samsung Galaxy S21 FE 5G |
|---|
| Clock Speed | 1.6 GHz | 2.84 GHz | Samsung Galaxy S21 FE 5G has higher clock speed than Samsung Galaxy A3 (2017). |
|---|---|---|---|
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| MEMORY | Samsung Galaxy A3 (2017) | Samsung Galaxy S21 FE 5G |
|---|
| RAM | 2 GB | 6 GB | Samsung Galaxy S21 FE 5G has more RAM than Samsung Galaxy A3 (2017). |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 16 GB | 128 GB | Samsung Galaxy S21 FE 5G has more internal memory than Samsung Galaxy A3 (2017). |
| User Memory | 9.7 GB | 101.1 GB | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 256 GB | - |
| CAMERA | Samsung Galaxy A3 (2017) | Samsung Galaxy S21 FE 5G |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 3 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 12 Megapixel | Samsung Galaxy A3 (2017) has better camera resolution than Samsung Galaxy S21 FE 5G. |
| Sensor Size | - | 1/1.76" | |
| Sensor Type | CMOS | - | |
| Lens Type | - | Wide-angle lens | |
| Lens Aperture | F/1.9 | F/1.8 | Samsung Galaxy S21 FE 5G has better lens aperture than Samsung Galaxy A3 (2017). |
| Field of View (FoV) | - | 79 degree(s) | |
| Pixel Size | - | 1.8 μm | |
| Optical Image Stabiliser (OIS) | - | Optical Image Stabiliser (OIS) | Samsung Galaxy S21 FE 5G has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Optical Zoom | - | 3x | |
| Digital Zoom | - | 30x | |
| Special Effects | - | Face retouch, Grid Line | |
| HDR Mode | - | Auto HDR mode | |
| Camera Modes | Food mode | Night mode, portrait mode | |
| Light Source | LED light | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps | Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 60 fps, Slo-mo video 1280 x 720 (720p) at 960 fps | |
| Camera Features (Functions) | Quick Launch | Dual recording |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 12 Megapixel | |
|---|---|---|---|
| Lens Type (2nd Camera) | - | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | - | F/2.2 | |
| Field of View (2nd Camera) | - | 123 degree(s) | |
| Pixel Size (2nd Camera) | - | 1.12 μm |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 8 Megapixel | |
|---|---|---|---|
| Lens Type (3rd Camera) | - | Telephoto lens | |
| Lens Aperture (3rd Camera) | - | F/2.4 | |
| Field of View (3rd Camera) | - | 32 degree(s) | |
| Pixel Size (3rd Camera) | - | 1 μm | |
| Camera Features (3rd Camera) | - | Space Zoom x30 |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 32 Megapixel | Samsung Galaxy S21 FE 5G has better front camera resolution than Samsung Galaxy A3 (2017). |
| Sensor Type (Front) | CMOS | - | |
| Lens Aperture (Front) | F/1.9 | F/2.2 | Samsung Galaxy A3 (2017) has better front lens aperture than Samsung Galaxy A3 (2017). |
| Field of View (Front) | - | 81 degree(s) | |
| Pixel Size (Front) | - | 0.8 μm | |
| Focus Adjustment | - | Focus free |
| BATTERY AND CHARGING | Samsung Galaxy A3 (2017) | Samsung Galaxy S21 FE 5G |
|---|
| Battery Capacity (Battery Size) | 2350 mAh | 4500 mAh | Samsung Galaxy S21 FE 5G has larger battery capacity than Samsung Galaxy A3 (2017). |
|---|---|---|---|
| Fast Charging Technology | - | Samsung Fast Charging | Samsung Galaxy S21 FE 5G has fast charging technology. |
| Wireless Charging | - | Yes | Samsung Galaxy S21 FE 5G can be charged wirelessly. |
| Wireless Charging Standards | - | Wireless PowerShare | |
| Talk Time | 1020 minutes | 2220 minutes | Samsung Galaxy S21 FE 5G has longer battery life when making calls than Samsung Galaxy A3 (2017). |
| Run Time Details | Talk (3G): up to 1020 min Active online usage (3G): up to 12 hrs Active online usage (LTE): up to 16 hrs Active online usage (Wi-Fi): up to 17 hrs Playback (video): up to 17 hrs Playback (Music): up to 41 hrs Playback (audio (Always On Display Off)): up to 55 hrs |
Talk (LTE): up to 2220 min Active online usage (LTE): up to 13 hrs Active online usage (Wi-Fi): up to 13 hrs Playback (video): up to 16 hrs Playback (audio): up to 79 hrs |
| CELLULAR | Samsung Galaxy A3 (2017) | Samsung Galaxy S21 FE 5G |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 5G | Samsung Galaxy S21 FE 5G has more advanced generation mobile network. |
| Operating System | Android 6.0.1 (Marshmallow) | Android 12 | |
| Intelligent Assistant | - | Bixby | |
| Payment Technology | Samsung Pay | Samsung Pay | |
| Navigation | GPS, GLONASS | GPS, GLONASS, BeiDou, Galileo, QZSS |
| COMMUNICATIONS | Samsung Galaxy A3 (2017) | Samsung Galaxy S21 FE 5G |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, FDD-LTE, TDD-LTE | FDD-LTE, TDD-LTE, 5G NR FR1 | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | Band 1, Band 2, Band 5, Band 8 | Band 1, Band 2, Band 4, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 850, 900 | 2100, 1900, 1700, 850, 900 | |
| 4G LTE Band | Band 1, Band 2, Band 3, Band 5, Band 7, Band 8, Band 20, Band 40 | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 17, Band 20, Band 26, Band 28, Band 32, Band 38, Band 40, Band 41, Band 66 | |
| 4G LTE Frequency | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2300 | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700b, FDD 800 DD, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 | |
| 5G NR Band | - | N1, n3, n5, n7, n8, n20, n28, n38, n41, n66, n78, n40 | |
| 5G NR Frequency | - | FDD 2100, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 2500, FDD AWS-3, TDD TD 3500, TDD 2300 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac, ANT+/ANT | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 4.2 | Bluetooth 5.0 | |
| Bluetooth Profiles | HFP, HSP, OPP, PAN, A2DP, AVRCP, HID, PBAP, MAP, DIP, HOGP | - | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Samsung Galaxy A3 (2017) | Samsung Galaxy S21 FE 5G |
|---|
| Supported Digital Audio Standards | WAV, WMA, AAC, Ogg Vorbis, AMR, MP3, FLAC, AAC-LC, XMF, AAC +, OGG, eAAC+, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID, AMR-WB, AMR-NB | WAV, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, APE (Monkey's Audio), M4A, DSF, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, DFF, MID | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, VC-1, FLV, AVI, MPEG-4, WMV, ASF, 3GP, H.264, H.263, M4V, WebM, HEVC, MP43, 3G2, WMV8, VP8, VP9, H.265 | MKV, FLV, AVI, 3GP, M4V, WebM, 3G2, MP4 | |
| Sound Enhancements | - | Dolby Digital Plus sound, Dolby Atmos sound technology, Surround sound, stereo speakers tuned by AKG, Dolby Digital sound |
| FEATURES | Samsung Galaxy A3 (2017) | Samsung Galaxy S21 FE 5G |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
|---|---|---|---|
| Sensors | Accelerometer, proximity sensor, barometer, gyro sensor, hall sensor, RGB sensor, geomagnetic sensor | Accelerometer, proximity sensor, barometer, gyro sensor, hall sensor, geomagnetic sensor, light sensor | |
| Security Devices | Fingerprint reader | Fingerprint reader | |
| Additional Phone Features | S-Voice, Samsung KNOX | MIMO technology, Fast Charging, Samsung KNOX, Samsung DeX support, Samsung Smart Switch, Game mode |
| OTHERS | Samsung Galaxy A3 (2017) | Samsung Galaxy S21 FE 5G |
|---|
| Included Accessories | Power adapter | SIM card removal tool, USB-C cable | |
|---|---|---|---|
| Compliant Standards | IP68 | IP68 | |
| Max Depth of Water Resistance | 1.5 m | 1.5 m |
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