In depth comparison and review of Lenovo Chromebook S340 (81TB) and HP Pro c645 Chromebook. 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 Lenovo Chromebook S340 (81TB) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
lightweight design
efficient battery life
solid build quality
fast boot times
limited storage capacity
average display resolution
fewer port options
mediocre performance
Advantages and disadvantages of HP Pro c645 Chromebook based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
lightweight design
efficient battery life
solid security features
fast boot-up times
average display quality
limited storage capacity
fewer port options
mediocre speaker performance
| DESIGN AND DIMENSIONS | Lenovo Chromebook S340 (81TB) | HP Pro c645 Chromebook |
|---|
| Product Type | Chromebook | Chromebook |
|---|---|---|
| Dimensions (WxDxH) | 32.89 cm x 23.435 cm x 1.88 cm | 32.4 cm x 22.1 cm x 1.65 cm |
| Weight | 1.4 kg | 1.54 kg |
| Case Material | Polycarbonate ABS | - |
| Colour | Dark orchid | Onyx black | Pike silver aluminium |
| DISPLAY | Lenovo Chromebook S340 (81TB) | HP Pro c645 Chromebook |
|---|
| Screen Size (Type) | 14" - TN | 14" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | WLED backlight |
| Screen Resolution | 1366 x 768 (HD) | 1366 x 768 (HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | - |
| Image Brightness | 220 cd/m² | 250 cd/m² |
| Colour Gamut | - | 45% NTSC |
| Features | Anti-glare | Anti-glare, Micro Edge, narrow-bezel design |
| PROCESSOR | Lenovo Chromebook S340 (81TB) | HP Pro c645 Chromebook |
|---|
| CPU | Intel Celeron N4000 / 1.1 GHz | AMD Athlon Silver 3050C / 2.3 GHz |
|---|---|---|
| Max Turbo Speed | 2.6 GHz | 3.2 GHz |
| Number of Cores | Dual-Core | Dual-Core |
| Cache | 4 MB | L3 - 4 MB |
| 64-bit Computing | Yes | - |
| Features | Integrated memory controller | - |
| MEMORY | Lenovo Chromebook S340 (81TB) | HP Pro c645 Chromebook |
|---|
| RAM | 4 GB (provided memory is soldered) | 4 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | LPDDR4 SDRAM | DDR4 SDRAM |
| Speed | 2400 MHz | 2666 MHz |
| Rated Speed | 2400 MHz | 2666 MHz |
| STORAGE | Lenovo Chromebook S340 (81TB) | HP Pro c645 Chromebook |
|---|
| Main Storage Size (HDD/SSD) | 32 GB eMMC - eMMC 5.1 | 32 GB eMMC |
|---|
| AUDIO & VIDEO | Lenovo Chromebook S340 (81TB) | HP Pro c645 Chromebook |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics 600 | AMD Radeon Graphics |
|---|---|---|
| Camera | Yes - 720p | Yes - HD |
| Resolution | 1 Megapixel | - |
| Camera Features | - | Privacy shutter |
| Video Resolutions | - | 720p |
| Sound | Stereo speakers, microphone | Dual stereo speakers, dual array microphone |
| Compliant Standards | High Definition Audio | - |
| Audio Features | - | Bang & Olufsen Audio |
| COMMUNICATIONS | Lenovo Chromebook S340 (81TB) | HP Pro c645 Chromebook |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.2 | Bluetooth 5.0, 802.11a/b/g/n/ac/ax |
|---|---|---|
| Wireless Controller | Intel Wireless-AC 9560 - M.2 Card | Intel Wi-Fi 6 AX 200 |
| Features | Dual stream (2x2) | Dual stream (2x2), Chromecast support, MU-MIMO |
| BATTERY | Lenovo Chromebook S340 (81TB) | HP Pro c645 Chromebook |
|---|
| Technology | Lithium Ion | 3-cell lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 42 Wh | 58 Wh |
| Battery Life | Up to 10 hours | Up to 10 hours |
| AC ADAPTER | Lenovo Chromebook S340 (81TB) | HP Pro c645 Chromebook |
|---|
| Input | AC 120/230 V (50/60 Hz) | (50/60 Hz) |
|---|---|---|
| Output | 45 Watt | 45 Watt, 5 / 9 / 12 / 15 / 20 V |
| INPUT | Lenovo Chromebook S340 (81TB) | HP Pro c645 Chromebook |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Keyboard Backlight | - | Yes |
| Features | Multi-touch touchpad, buttonless touchpad | Spill-resistant, multi-touch touchpad, gesture function |
| CONNECTIONS & EXPANSIONS | Lenovo Chromebook S340 (81TB) | HP Pro c645 Chromebook |
|---|
| Interfaces | 2 x USB 3.1 Gen 1 USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery) USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode) (DC-In combo, Power Delivery) Headphone/microphone combo jack |
2 x USB-C 3.2 Gen 1 (supports DisplayPort 1.2 Alt Mode) (Power Delivery) HDMI 2 x USB 3.2 Gen 1 Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (microSD) | Yes (microSD, microSDHC, microSDXC) |
| SOFTWARE | Lenovo Chromebook S340 (81TB) | HP Pro c645 Chromebook |
|---|
| Operating System (OS) | Google Chrome OS | Google Chrome OS - English |
|---|---|---|
| Software Included | - | Google One |
| MISCELLANEOUS | Lenovo Chromebook S340 (81TB) | HP Pro c645 Chromebook |
|---|
| Included Accessories | USB-C power adapter | 45W USB-C power adapter |
|---|---|---|
| Security | Google Security Chip H1 | - |
| Security Slot Type | Kensington security slot | Kensington nano security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | - | HP Fast Charge, Google Titan C |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3 | UL, BSMI, GOST, SABS, CCC, FCC, A-Tick, ICES, KC, ICCP |
| ENERGY STAR Certified | Yes | Yes |
| TCO Certified | - | TCO Certified Notebooks 8 |
| Max Operating Temperature | - | 35 °C |
| Min Operating Temperature | - | 0 °C |
| Humidity Range Operating | - | 10 - 90% |
| Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | Limited warranty - parts and labour - 1 year |
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