In depth comparison and review of Acer TravelMate Spin B3 (TMB311RN) and Lenovo IdeaPad Flex 5 15IIL05 (81X3). 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.
| DESIGN AND DIMENSIONS | Acer TravelMate Spin B3 (TMB311RN) | Lenovo IdeaPad Flex 5 15IIL05 (81X3) |
|---|
| Product Type | Notebook - flip design | Notebook - flip design |
|---|---|---|
| Dimensions (WxDxH) | 29.5 cm x 21.2 cm x 2.095 cm | 35.76 cm x 23.79 cm x 2.09 cm |
| Weight | 1.49 kg | 1.8 kg |
| Case Material | - | Aluminum, polycarbonate ABS |
| Colour | Shale black | Graphite grey |
| DISPLAY | Acer TravelMate Spin B3 (TMB311RN) | Lenovo IdeaPad Flex 5 15IIL05 (81X3) |
|---|
| Screen Size (Type) | 11.6" - IPS | 15.6" |
|---|---|---|
| Touchscreen | Yes (multi-touch) | Yes (10-point multi-touch) |
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | - | 250 cd/m² |
| Colour Gamut | - | 45% |
| Features | - | Glossy, One Glass Solution, Wide Viewing Angle, capacitive touch screen |
| PROCESSOR | Acer TravelMate Spin B3 (TMB311RN) | Lenovo IdeaPad Flex 5 15IIL05 (81X3) |
|---|
| CPU | Intel Pentium Silver N5030 / 1.1 GHz | Intel Core i3 (10th Gen) 1005G1 / 1.2 GHz |
|---|---|---|
| Max Turbo Speed | 3.1 GHz | 3.4 GHz |
| Number of Cores | Quad-Core | Dual-Core |
| Cache | 4 MB | 4 MB |
| 64-bit Computing | - | Yes |
| Features | Intel Burst Technology | Integrated memory controller |
| MEMORY | Acer TravelMate Spin B3 (TMB311RN) | Lenovo IdeaPad Flex 5 15IIL05 (81X3) |
|---|
| RAM | 4 GB (1 x 4 GB) | 4 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | - | 3200 MHz |
| Rated Speed | - | 3200 MHz |
| STORAGE | Acer TravelMate Spin B3 (TMB311RN) | Lenovo IdeaPad Flex 5 15IIL05 (81X3) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD PCIe | 128 GB SSD M.2 2242 PCIe - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Acer TravelMate Spin B3 (TMB311RN) | Lenovo IdeaPad Flex 5 15IIL05 (81X3) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics 605 | Intel UHD Graphics |
|---|---|---|
| Camera | Yes - HD | Yes - 720p |
| Camera Features | Privacy shutter | Privacy shutter, fixed focus |
| Video Resolutions | 1280 x 720 | - |
| Sound | Stereo speakers, two microphones | Stereo speakers, dual array microphone |
| Compliant Standards | - | High Definition Audio, Dolby Atmos |
| COMMUNICATIONS | Acer TravelMate Spin B3 (TMB311RN) | Lenovo IdeaPad Flex 5 15IIL05 (81X3) |
|---|
| Wireless | Bluetooth, 802.11a/b/g/n/ac | Bluetooth 5.0, 802.11a/b/g/n/ac/ax |
|---|---|---|
| Wireless Controller | - | M.2 Card |
| Network Interface | Gigabit Ethernet | - |
| Features | - | Dual stream (2x2) |
| BATTERY | Acer TravelMate Spin B3 (TMB311RN) | Lenovo IdeaPad Flex 5 15IIL05 (81X3) |
|---|
| Technology | 3-cell Lithium Ion | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 48 Wh | 52.5 Wh |
| Battery Life | Up to 12 hours | Up to 10.5 hours |
| AC ADAPTER | Acer TravelMate Spin B3 (TMB311RN) | Lenovo IdeaPad Flex 5 15IIL05 (81X3) |
|---|
| Input | AC 120/230 V | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt | 65 Watt |
| INPUT | Acer TravelMate Spin B3 (TMB311RN) | Lenovo IdeaPad Flex 5 15IIL05 (81X3) |
|---|
| Type | Keyboard, digitizer, touchpad, digital pen | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Features | Multi-gesture touch pad | Multi-touch touchpad |
| CONNECTIONS & EXPANSIONS | Acer TravelMate Spin B3 (TMB311RN) | Lenovo IdeaPad Flex 5 15IIL05 (81X3) |
|---|
| Interfaces | HDMI USB-C 3.2 Gen 1 (supports DisplayPort Alt Mode) (DC-In combo) 2 x USB 3.2 Gen 1 LAN (RJ-45) Headphone/microphone combo jack |
USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) USB-C (Power Delivery 3.0) HDMI Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (microSD) | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) |
| SOFTWARE | Acer TravelMate Spin B3 (TMB311RN) | Lenovo IdeaPad Flex 5 15IIL05 (81X3) |
|---|
| Operating System (OS) | Windows 10 Pro Education 64-bit Edition | Windows 10 Home in S mode - English |
|---|---|---|
| Software Included | - | Microsoft Office (Trial) |
| MISCELLANEOUS | Acer TravelMate Spin B3 (TMB311RN) | Lenovo IdeaPad Flex 5 15IIL05 (81X3) |
|---|
| Included Accessories | Power adapter, active stylus, 3-cell Li-Ion 48Wh battery | Power adapter |
|---|---|---|
| Integrated Options | - | Accelerometer |
| Security | Trusted Platform Module (TPM) Security Chip | - |
| Security Slot Type | Kensington security slot | - |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | - |
| Features | Administrator password, system password | Hard drive password, power-on password, RapidCharge, smart charge |
| Compliant Standards | - | RoHS, ERP |
| SAR Value | 0.82 W/kg (body), 0.82 W/kg (limb), 0.82 W/kg (head) | 1.624 W/kg (body), 1.624 W/kg (limb) |
| ENERGY STAR Certified | - | Yes |
| Manufacturer Warranty | Limited warranty - 1 year | Limited warranty - 1 year - pick-up and return |
| Model Number | 31 | - |
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