Side by side comparison and review of Acer Spin 3 (SP313-51N) and Lenovo IdeaPad Flex 5 15IIL05 (81X3). 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 Acer Spin 3 (SP313-51N) based on its technical characteristics, features, user experience, expert reviews and price level.
versatile 360-degree hinge
responsive touchscreen display
decent battery life
solid build quality
includes stylus pen
average processor performance
limited storage capacity
heavier than competitors
no dedicated graphics
Advantages and disadvantages of Lenovo IdeaPad Flex 5 15IIL05 (81X3) based on its technical characteristics, features, user experience, expert reviews and price level.
flexible 2-in-1 design
responsive touchscreen display
affordable price point
solid build quality
decent battery life
moderate display brightness
average processor speed
limited graphics performance
no thunderbolt support
| DESIGN AND DIMENSIONS | Acer Spin 3 (SP313-51N) | Lenovo IdeaPad Flex 5 15IIL05 (81X3) |
|---|
| Product Type | Notebook - flip design | Notebook - flip design |
|---|---|---|
| Dimensions (WxDxH) | 30.22 cm x 22.25 cm x 1.59 cm | 35.76 cm x 23.79 cm x 2.09 cm |
| Weight | 1.5 kg | 1.8 kg |
| Case Material | Anodised aluminium | Aluminum, polycarbonate ABS |
| Colour | Pure silver | Graphite grey |
| DISPLAY | Acer Spin 3 (SP313-51N) | Lenovo IdeaPad Flex 5 15IIL05 (81X3) |
|---|
| Screen Size (Type) | 13.3" - IPS | 15.6" |
|---|---|---|
| Touchscreen | Yes (multi-touch) | Yes (10-point multi-touch) |
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 2560 x 1600 (WQXGA) | 1920 x 1080 (Full HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:10 | 16:9 |
| Image Brightness | 340 cd/m² | 250 cd/m² |
| Colour Gamut | 100% sRGB | 45% |
| Features | Glare, CineCrystal, Corning Gorilla glass 3, 30 ms response rate | Glossy, One Glass Solution, Wide Viewing Angle, capacitive touch screen |
| PROCESSOR | Acer Spin 3 (SP313-51N) | Lenovo IdeaPad Flex 5 15IIL05 (81X3) |
|---|
| CPU | Intel Core i5 (11th Gen) 1135G7 | Intel Core i3 (10th Gen) 1005G1 / 1.2 GHz |
|---|---|---|
| Max Turbo Speed | 4.2 GHz | 3.4 GHz |
| Number of Cores | Quad-Core | Dual-Core |
| Cache | 8 MB | 4 MB |
| 64-bit Computing | Yes | Yes |
| Features | Intel Turbo Boost Technology 2.0, Intel Smart Cache | Integrated memory controller |
| MEMORY | Acer Spin 3 (SP313-51N) | Lenovo IdeaPad Flex 5 15IIL05 (81X3) |
|---|
| RAM | 8 GB (provided memory is soldered) | 4 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | LPDDR4X SDRAM | DDR4 SDRAM |
| Speed | - | 3200 MHz |
| Rated Speed | - | 3200 MHz |
| STORAGE | Acer Spin 3 (SP313-51N) | Lenovo IdeaPad Flex 5 15IIL05 (81X3) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD - Quad-level Cell (QLC) - Kingston | 128 GB SSD M.2 2242 PCIe - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Acer Spin 3 (SP313-51N) | Lenovo IdeaPad Flex 5 15IIL05 (81X3) |
|---|
| Graphics Processor (GPU) | Intel Iris Xe Graphics | Intel UHD Graphics |
|---|---|---|
| Memory Allocation Technology | Shared Video Memory (UMA) | - |
| Camera | Yes - HD | Yes - 720p |
| Camera Features | - | Privacy shutter, fixed focus |
| Sound | Stereo speakers, two microphones | Stereo speakers, dual array microphone |
| Compliant Standards | - | High Definition Audio, Dolby Atmos |
| Audio Features | Acer TrueHarmony technology | - |
| COMMUNICATIONS | Acer Spin 3 (SP313-51N) | Lenovo IdeaPad Flex 5 15IIL05 (81X3) |
|---|
| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 | Bluetooth 5.0, 802.11a/b/g/n/ac/ax |
|---|---|---|
| Wireless Controller | Killer Wi-Fi 6 AX1650i - M.2 2230 (CNVi) | M.2 Card |
| Features | - | Dual stream (2x2) |
| BATTERY | Acer Spin 3 (SP313-51N) | Lenovo IdeaPad Flex 5 15IIL05 (81X3) |
|---|
| Technology | - | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 56 Wh | 52.5 Wh |
| Battery Life | - | Up to 10.5 hours |
| AC ADAPTER | Acer Spin 3 (SP313-51N) | Lenovo IdeaPad Flex 5 15IIL05 (81X3) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt, 5 / 9 / 12 / 15 / 20 V | 65 Watt |
| INPUT | Acer Spin 3 (SP313-51N) | Lenovo IdeaPad Flex 5 15IIL05 (81X3) |
|---|
| Type | Keyboard, digitizer, touchpad, digital pen | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes | - |
| Features | Multi-gesture touch pad, Acer FineTip keyboard, precision touchpad, 4096 pressure levels, Wacom Active ES technology (AES) | Multi-touch touchpad |
| CONNECTIONS & EXPANSIONS | Acer Spin 3 (SP313-51N) | Lenovo IdeaPad Flex 5 15IIL05 (81X3) |
|---|
| Interfaces | HDMI 2 x USB-C 3.2 Gen 2 (supports Thunderbolt 4, DisplayPort Alt Mode) (DC-In combo) USB 3.2 Gen 2 (with power off charging) USB 3.2 Gen 1 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 Spin 3 (SP313-51N) | Lenovo IdeaPad Flex 5 15IIL05 (81X3) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition | Windows 10 Home in S mode - English |
|---|---|---|
| Software Included | - | Microsoft Office (Trial) |
| MISCELLANEOUS | Acer Spin 3 (SP313-51N) | Lenovo IdeaPad Flex 5 15IIL05 (81X3) |
|---|
| Included Accessories | USB-C power adapter, Acer Active Stylus | Power adapter |
|---|---|---|
| Integrated Options | - | Accelerometer |
| Security | Fingerprint reader | - |
| Security Slot Type | Noble Wedge security slot | - |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | - |
| Features | - | Hard drive password, power-on password, RapidCharge, smart charge |
| Compliant Standards | - | RoHS, ERP |
| SAR Value | 1.12 W/kg (body), 1.12 W/kg (limb), 1.12 W/kg (head) | 1.624 W/kg (body), 1.624 W/kg (limb) |
| ENERGY STAR Certified | - | Yes |
| Manufacturer Warranty | Limited warranty - 1 year - carry-in International travellers warranty - 1 year |
Limited warranty - 1 year - pick-up and return |
| Model Number | 503K | - |
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