Side by side comparison and review of Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340) and Acer TravelMate B3 Spin 11 (TMB311RN). Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.
Advantages and disadvantages of Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340) based on its technical characteristics, features, user experience, expert reviews and price level.
flexible 2-in-1 design
responsive touchscreen display
decent battery life
solid build quality
affordable price
moderate processor speed
limited graphics performance
basic audio quality
heavier than competitors
Advantages and disadvantages of Acer TravelMate B3 Spin 11 (TMB311RN) based on its technical characteristics, features, user experience, expert reviews and price level.
durable design
affordable price
360-degree hinge flexibility
decent battery life
touchscreen functionality
mediocre display quality
limited storage capacity
average processor performance
heavy for size
| DESIGN AND DIMENSIONS | Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340) | Acer TravelMate B3 Spin 11 (TMB311RN) |
|---|
| Product Type | Notebook - flip design | Notebook - flip design |
|---|---|---|
| Dimensions (WxDxH) | 36.4 cm x 25 cm x 2.05 cm | 29.08 cm x 21.145 cm x 2.075 cm |
| Weight | 2 kg | 1.5 kg |
| Case Material | Polycarbonate, polycarbonate ABS, glass-fibre | - |
| Colour | Onyx black | Platinum | Shale black |
| DISPLAY | Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340) | Acer TravelMate B3 Spin 11 (TMB311RN) |
|---|
| Screen Size (Type) | 15.6" - TN | 11.6" - IPS |
|---|---|---|
| Touchscreen | Yes (10-point multi-touch) | Yes (multi-touch) |
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1366 x 768 (HD) | 1920 x 1080 (Full HD) |
| V-Sync Rate at Max Res. | - | 60 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | - |
| Image Brightness | 220 cd/m² | 250 cd/m² |
| Colour Gamut | 45% NTSC | 52% NTSC |
| Features | Glossy | Glare, Corning Gorilla glass 3, Acer BluelightShield technology, 25 ms response rate |
| PROCESSOR | Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340) | Acer TravelMate B3 Spin 11 (TMB311RN) |
|---|
| CPU | Intel Core i3 (10th Gen) 1005G1 / 1.2 GHz | Intel N-series N200 |
|---|---|---|
| Max Turbo Speed | 3.4 GHz | 3.7 GHz |
| Number of Cores | Dual-Core | Quad-Core |
| Cache | 4 MB | L3 - 6 MB |
| Features | Integrated memory controller | - |
| MEMORY | Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340) | Acer TravelMate B3 Spin 11 (TMB311RN) |
|---|
| RAM | 4 GB (provided memory is soldered) | 8 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 20 GB | - |
| RAM Type | DDR4 SDRAM | LPDDR5 SDRAM |
| Speed | 2666 MHz | - |
| Rated Speed | 2666 MHz | - |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 1 | - |
| STORAGE | Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340) | Acer TravelMate B3 Spin 11 (TMB311RN) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) | 128 GB eMMC - Kingston |
|---|
| AUDIO & VIDEO | Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340) | Acer TravelMate B3 Spin 11 (TMB311RN) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics | Intel UHD Graphics |
|---|---|---|
| Camera | Yes - 720p | Yes - HD |
| Camera Features | Privacy shutter, fixed focus | HDR (High Dynamic Range), privacy shutter, Temporal Noise Reduction |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, two microphones |
| Compliant Standards | High Definition Audio, Dolby Audio | - |
| COMMUNICATIONS | Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340) | Acer TravelMate B3 Spin 11 (TMB311RN) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.2 | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | M.2 Card | Intel Wi-Fi 6E AX 211 - M.2 2230 (CNVi) |
| Features | Single stream (1x1) | Dual stream (2x2) |
| BATTERY | Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340) | Acer TravelMate B3 Spin 11 (TMB311RN) |
|---|
| Technology | Lithium polymer | - |
|---|---|---|
| Battery Capacity (Size) | 52.5 Wh | 50 Wh |
| Battery Life | Up to 10 hours | - |
| AC ADAPTER | Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340) | Acer TravelMate B3 Spin 11 (TMB311RN) |
|---|
| Input | AC 100-240 V (50/60 Hz) | - |
|---|---|---|
| Output | 65 Watt | 45 Watt, 5 / 9 / 12 / 15 / 20 V, 3 A |
| INPUT | Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340) | Acer TravelMate B3 Spin 11 (TMB311RN) |
|---|
| Type | Keyboard, touchpad | Keyboard, digitizer, touchpad, digital pen |
|---|---|---|
| Features | Multi-touch touchpad, buttonless touchpad | Multi-gesture touch pad, spill-resistant, precision touchpad, mechanically anchored keys, OceanGlass touchpad, serviceable keyboard design |
| CONNECTIONS & EXPANSIONS | Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340) | Acer TravelMate B3 Spin 11 (TMB311RN) |
|---|
| 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 Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | Yes (microSD) |
| SOFTWARE | Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340) | Acer TravelMate B3 Spin 11 (TMB311RN) |
|---|
| Operating System (OS) | Windows 10 Home in S mode - English | Windows 11 Pro Education |
|---|---|---|
| Software Included | Microsoft Office (Trial) | - |
| MISCELLANEOUS | Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340) | Acer TravelMate B3 Spin 11 (TMB311RN) |
|---|
| Included Accessories | Power adapter | Active stylus, USB-C power adapter |
|---|---|---|
| Security | Firmware Trusted Platform Module (TPM 2.0) 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, MIL-STD-810H tested |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3 | - |
| SAR Value | 1.1 W/kg (body), 1.1 W/kg (limb) | 1.14 W/kg (body), 1.14 W/kg (head), 1.14 W/kg (limb) |
| Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | Limited warranty - 1 year - carry-in International travellers warranty - 1 year |
| Model Number | 15IIL 81XJ | 33 |
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