In depth comparison and review of Dell Inspiron 7391 2-in-1 and Acer TravelMate Spin B3 (TMB311R-31). Compare sizes, performance, storage capacities, batteries and other important specifications and features to easily choose the right laptop for you. Our goal is to help you uncover differences between the products and find the laptop that will best fit your needs.
Advantages and disadvantages of Dell Inspiron 7391 2-in-1 based on its technical characteristics, features, user experience, expert reviews and price level.
flexible 2-in-1 design
lightweight and portable
responsive touch display
solid build quality
adequate connectivity options
average battery life
moderate storage capacity
standard graphics performance
higher price point
Advantages and disadvantages of Acer TravelMate Spin B3 (TMB311R-31) based on its technical characteristics, features, user experience, expert reviews and price level.
durable design
affordable price
360-degree hinge flexibility
good battery life
solid educational features
mediocre display quality
limited performance
low storage capacity
basic graphics capabilities
| DESIGN AND DIMENSIONS | Dell Inspiron 7391 2-in-1 | Acer TravelMate Spin B3 (TMB311R-31) |
|---|
| Product Type | Notebook - flip design | Notebook - flip design |
|---|---|---|
| Dimensions (WxDxH) | 30.676 cm x 21.592 cm x 1.59 cm | 29.5 cm x 21.5 cm x 2.09 cm |
| Weight | 1.4 kg | 1.49 kg |
| Colour | Black | Shale black |
| DISPLAY | Dell Inspiron 7391 2-in-1 | Acer TravelMate Spin B3 (TMB311R-31) |
|---|
| Screen Size (Type) | 13.3" - IPS | 11.6" - AHVA |
|---|---|---|
| Touchscreen | Yes | Yes (multi-touch) |
| LCD Backlight Technology | - | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1366 x 768 (HD) |
| Pixel Density (ppi) | 165 | - |
| V-Sync Rate at Max Res. | 60 Hz | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | - | 16:9 |
| Image Brightness | 200 cd/m² | 235 cd/m² |
| Windows Ink Capability | - | Yes |
| Features | Glossy, TrueLife, Wide Viewing Angle, ±85° horizontal viewing angle, ±85° vertical viewing angle, Narrow Border Display, 35 ms response rate, 0.1529 mm pixel pitch | Glare, CineCrystal, 25 ms response rate |
| PROCESSOR | Dell Inspiron 7391 2-in-1 | Acer TravelMate Spin B3 (TMB311R-31) |
|---|
| CPU | Intel Core i7 (10th Gen) 10510U / 1.8 GHz | Intel Celeron N4020 / 1.1 GHz |
|---|---|---|
| Max Turbo Speed | 4.9 GHz | 2.8 GHz |
| Number of Cores | Quad-Core | Dual-Core |
| Cache | 8 MB | 4 MB |
| 64-bit Computing | - | Yes |
| Features | Intel Turbo Boost Technology 2.0 | Intel Burst Technology |
| MEMORY | Dell Inspiron 7391 2-in-1 | Acer TravelMate Spin B3 (TMB311R-31) |
|---|
| RAM | 8 GB (provided memory is soldered) | 4 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | LPDDR3 SDRAM | DDR4 SDRAM |
| Speed | 2133 MHz | - |
| Rated Speed | 2133 MHz | - |
| STORAGE | Dell Inspiron 7391 2-in-1 | Acer TravelMate Spin B3 (TMB311R-31) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 PCIe - NVM Express (NVMe) | 64 GB eMMC - eMMC 5.1 - SanDisk |
|---|
| AUDIO & VIDEO | Dell Inspiron 7391 2-in-1 | Acer TravelMate Spin B3 (TMB311R-31) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics | Intel UHD Graphics 600 |
|---|---|---|
| Memory Allocation Technology | - | Shared Video Memory (UMA) |
| Camera | Yes - HD | Yes - HD |
| Resolution | 0.92 Megapixel | - |
| Camera Features | 74.9 degrees, RGB camera | - |
| Image Sensor Type | CMOS | - |
| Video Resolutions | 1280 x 720 | - |
| Frame Rate | 30 frames per second | - |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, two microphones |
| Codec | Realtek ALC3254 | - |
| Compliant Standards | High Definition Audio | High Definition Audio |
| COMMUNICATIONS | Dell Inspiron 7391 2-in-1 | Acer TravelMate Spin B3 (TMB311R-31) |
|---|
| Wireless | Bluetooth, 802.11a/b/g/n/ac | 802.11a/b/g/n/ac Wave 2, Bluetooth 5.0 |
|---|---|---|
| Wireless Controller | M.2 Card | Intel Wireless-AC 9560 - M.2 2230 |
| Network Interface | - | Gigabit Ethernet |
| Features | - | Wake-on-LAN (WOL) |
| BATTERY | Dell Inspiron 7391 2-in-1 | Acer TravelMate Spin B3 (TMB311R-31) |
|---|
| Technology | 4-cell Lithium Ion | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | - | 48 Wh |
| Battery Life | - | Up to 12 hours |
| AC ADAPTER | Dell Inspiron 7391 2-in-1 | Acer TravelMate Spin B3 (TMB311R-31) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt, 19.5 V, 3.34 A | 45 Watt, 19 V |
| INPUT | Dell Inspiron 7391 2-in-1 | Acer TravelMate Spin B3 (TMB311R-31) |
|---|
| Type | Keyboard, digitizer, touchpad | Keyboard, touchpad |
|---|---|---|
| Keyboard Backlight | Yes | - |
| Features | - | Multi-gesture touch pad, Acer FineTip keyboard, precision touchpad |
| CONNECTIONS & EXPANSIONS | Dell Inspiron 7391 2-in-1 | Acer TravelMate Spin B3 (TMB311R-31) |
|---|
| Interfaces | USB 3.1 Gen 1 USB-C 3.1 Gen 2 (supports Thunderbolt 3, DisplayPort 1.4 Alt Mode) HDMI Headphone/microphone combo jack |
2 x USB 3.2 Gen 1 HDMI Headphone/microphone combo jack LAN |
|---|---|---|
| Memory Card Reader | Yes (microSD) | Yes (microSD) |
| SOFTWARE | Dell Inspiron 7391 2-in-1 | Acer TravelMate Spin B3 (TMB311R-31) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition | Windows 10 Pro 64-bit Edition National Academic |
|---|
| MISCELLANEOUS | Dell Inspiron 7391 2-in-1 | Acer TravelMate Spin B3 (TMB311R-31) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Security | Fingerprint reader | - |
| Security Slot Type | - | Kensington security slot |
| Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
| Features | - | MU-MIMO technology |
| Compliant Standards | - | MIL-STD 810G |
| SAR Value | - | 0.82 W/kg (body), 0.82 W/kg (limb), 0.82 W/kg (head) |
| Max Operating Temperature | 35 °C | - |
| Min Operating Temperature | 0 °C | - |
| Humidity Range Operating | 10 - 90% (non-condensing) | - |
| Manufacturer Warranty | - | Limited warranty - 1 year - carry-in International travellers warranty - 1 year |
| Model Number | - | C2K1 |
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