In depth comparison and review of Lenovo IdeaPad C340-15IML (Lenovo IdeaPad C340) and Acer TravelMate Spin B3 (TMB311RNA). 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 | Lenovo IdeaPad C340-15IML (Lenovo IdeaPad C340) | Acer TravelMate Spin B3 (TMB311RNA) |
|---|
| Product Type | Notebook - flip design | Notebook - flip design |
|---|---|---|
| Dimensions (WxDxH) | 36.4 cm x 25 cm x 2.05 cm | 29.5 cm x 21.69 cm x 2.09 cm |
| Weight | 2 kg | 1.4 kg |
| Case Material | Polycarbonate, polycarbonate ABS, glass-fibre | Polycarbonate |
| Colour | Onyx black | Shale black |
| DISPLAY | Lenovo IdeaPad C340-15IML (Lenovo IdeaPad C340) | Acer TravelMate Spin B3 (TMB311RNA) |
|---|
| Screen Size (Type) | 15.6" - TN | 11.6" - IPS |
|---|---|---|
| Touchscreen | Yes (10-point multi-touch) | Yes (multi-touch) |
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1366 x 768 (HD) | 1920 x 1080 (Full HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 220 cd/m² | 300 cd/m² |
| Colour Gamut | 45% NTSC | 52% NTSC |
| Windows Ink Capability | - | Yes |
| Features | Glossy | Glare, CineCrystal, HID Compliant, Corning Gorilla glass 3, 25 ms response rate, Antimicrobial Corning Gorilla Glass |
| PROCESSOR | Lenovo IdeaPad C340-15IML (Lenovo IdeaPad C340) | Acer TravelMate Spin B3 (TMB311RNA) |
|---|
| CPU | Intel Core i5 (10th Gen) 10210U / 1.6 GHz | Intel Pentium Silver N6000 / 1.1 GHz |
|---|---|---|
| Max Turbo Speed | 4.2 GHz | 3.3 GHz |
| Number of Cores | Quad-Core | Quad-Core |
| Cache | 6 MB | 4 MB |
| 64-bit Computing | Yes | - |
| Features | Integrated memory controller | Intel Burst Technology |
| MEMORY | Lenovo IdeaPad C340-15IML (Lenovo IdeaPad C340) | Acer TravelMate Spin B3 (TMB311RNA) |
|---|
| RAM | 8 GB (1 x 4 GB + 4 GB (soldered)) | 8 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 16 GB | - |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2666 MHz | - |
| Rated Speed | 2666 MHz | - |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 1 | - |
| Empty Slots | 0 | - |
| STORAGE | Lenovo IdeaPad C340-15IML (Lenovo IdeaPad C340) | Acer TravelMate Spin B3 (TMB311RNA) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2280 PCIe 3.0 x4 - NVM Express (NVMe) | 128 GB SSD M.2 2280 PCIe - Samsung |
|---|
| AUDIO & VIDEO | Lenovo IdeaPad C340-15IML (Lenovo IdeaPad C340) | Acer TravelMate Spin B3 (TMB311RNA) |
|---|
| Multi-GPU Configuration | 1 single GPU card / integrated GPU | - |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA GeForce MX230 / Intel UHD Graphics | Intel UHD Graphics |
| Memory Allocation Technology | - | Shared Video Memory (UMA) |
| Video Memory | 2 GB GDDR5 SDRAM | - |
| Camera | Yes - 720p | Yes - HD |
| Resolution | - | 5 Megapixel (rear) |
| Camera Features | Privacy shutter | Privacy shutter |
| Video Resolutions | - | 1280 x 720 |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, two microphones |
| Compliant Standards | High Definition Audio, Dolby Audio | High Definition Audio |
| COMMUNICATIONS | Lenovo IdeaPad C340-15IML (Lenovo IdeaPad C340) | Acer TravelMate Spin B3 (TMB311RNA) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.2 | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 |
|---|---|---|
| Wireless Controller | M.2 Card | Intel Wi-Fi 6 AX 201 - M.2 2230 (CNVi) |
| Network Interface | - | Gigabit Ethernet |
| Features | Single stream (1x1) | Wake-on-LAN (WOL), dual stream (2x2), MU-MIMO |
| BATTERY | Lenovo IdeaPad C340-15IML (Lenovo IdeaPad C340) | Acer TravelMate Spin B3 (TMB311RNA) |
|---|
| Technology | Lithium Ion | 3-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 52.5 Wh | 48 Wh |
| Battery Life | Up to 12.5 hours | Up to 10 hours |
| AC ADAPTER | Lenovo IdeaPad C340-15IML (Lenovo IdeaPad C340) | Acer TravelMate Spin B3 (TMB311RNA) |
|---|
| Input | AC 120/230 V (50/60 Hz) | - |
|---|---|---|
| Output | 65 Watt | 45 Watt, 5 / 9 / 12 / 15 / 20 V |
| INPUT | Lenovo IdeaPad C340-15IML (Lenovo IdeaPad C340) | Acer TravelMate Spin B3 (TMB311RNA) |
|---|
| Type | Keyboard, touchpad | Keyboard, digitizer, touchpad, digital pen |
|---|---|---|
| Features | Multi-touch touchpad, buttonless touchpad | Multi-gesture touch pad, precision touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo IdeaPad C340-15IML (Lenovo IdeaPad C340) | Acer TravelMate Spin B3 (TMB311RNA) |
|---|
| Interfaces | USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) USB-C 3.1 Gen 1 HDMI Headphone/microphone combo jack |
HDMI USB-C 3.2 Gen 1 (supports DisplayPort Alt Mode) (DC-In combo, Power Delivery) 2 x USB 3.2 Gen 1 LAN (RJ-45) Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | Yes (microSD) |
| SOFTWARE | Lenovo IdeaPad C340-15IML (Lenovo IdeaPad C340) | Acer TravelMate Spin B3 (TMB311RNA) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition - English | Windows 11 SE |
|---|---|---|
| Software Included | Microsoft Office (Trial) | Acer ProShield Security Manager |
| MISCELLANEOUS | Lenovo IdeaPad C340-15IML (Lenovo IdeaPad C340) | Acer TravelMate Spin B3 (TMB311RNA) |
|---|
| Included Accessories | Power adapter | USB-C power adapter, Acer Active Stylus, 3-cell Li-Ion 48Wh battery |
|---|---|---|
| Security | Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader | 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, hard drive password, power-on password, RapidCharge | Administrator password, system password |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3 | MIL-STD 810F, MIL-STD 810H |
| SAR Value | 1.1 W/kg (body), 1.1 W/kg (limb) | 1.12 W/kg (body), 1.12 W/kg (limb), 1.12 W/kg (head) |
| ENERGY STAR Certified | Yes | - |
| TCO Certified | - | TCO Certified Notebooks 8 |
| Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | Limited warranty - 1 year - carry-in International travellers warranty - 1 year |
| Model Number | 15IML 81TL | 32 |
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