In depth comparison and review of Lenovo IdeaPad 720S-14IKBR (81BD) and Acer Swift X 14 (SFX14). 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 IdeaPad 720S-14IKBR (81BD) based on its technical characteristics, features, user experience, expert reviews and price level.
slim, lightweight design
sharp full HD display
solid overall performance
fast SSD storage
decent battery life
limited port selection
no dedicated GPU
average sound quality
pricier than competitors
Advantages and disadvantages of Acer Swift X 14 (SFX14) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful amd processor
lightweight and portable
sharp full hd display
solid build quality
efficient thermal management
average battery life
limited port selection
noisy under load
higher price point
| DESIGN AND DIMENSIONS | Lenovo IdeaPad 720S-14IKBR (81BD) | Acer Swift X 14 (SFX14) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 32.07 cm x 22.28 cm x 1.59 cm | 32.28 cm x 22.812 cm x 1.99 cm |
| Weight | 1.55 kg | 1.5 kg |
| Case Material | Aluminium (top), aluminium (bottom) | Anodised aluminium |
| Colour | Silver | Steel grey |
| DISPLAY | Lenovo IdeaPad 720S-14IKBR (81BD) | Acer Swift X 14 (SFX14) |
|---|
| Screen Size (Type) | 14" - IPS | 14.5" OLED |
|---|---|---|
| Screen Resolution | 1920 x 1080 (Full HD) | 2880 x 1800 (WQXGA+) |
| V-Sync Rate at Max Res. | - | 120 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | 300 cd/m² | 400 cd/m² |
| Colour Gamut | - | 100% DCI-P3 |
| Features | Anti-glare | Glare, CineCrystal, Acer BluelightShield technology, 1 ms response rate, VESA DisplayHDR 500 |
| PROCESSOR | Lenovo IdeaPad 720S-14IKBR (81BD) | Acer Swift X 14 (SFX14) |
|---|
| CPU | Intel Core i5 (8th Gen) 8250U / 1.6 GHz | Intel Core i7 (13th Gen) 13700H / 2.4 GHz |
|---|---|---|
| Max Turbo Speed | 3.4 GHz | 5 GHz |
| Number of Cores | Quad-Core | 14-core |
| Cache | 6 MB | L3 - 24 MB |
| Features | Integrated memory controller | Intel Smart Cache |
| MEMORY | Lenovo IdeaPad 720S-14IKBR (81BD) | Acer Swift X 14 (SFX14) |
|---|
| RAM | 8 GB (1 x 8 GB) | 16 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 16 GB | - |
| RAM Type | DDR4 SDRAM | LPDDR5 SDRAM |
| Speed | 2400 MHz | - |
| Rated Speed | 2400 MHz | - |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 0 | - |
| STORAGE | Lenovo IdeaPad 720S-14IKBR (81BD) | Acer Swift X 14 (SFX14) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD M.2 2280 PCIe 3.0 x4 | 512 GB SSD M.2 2280 - Micron |
|---|
| AUDIO & VIDEO | Lenovo IdeaPad 720S-14IKBR (81BD) | Acer Swift X 14 (SFX14) |
|---|
| Multi-GPU Configuration | 1 single GPU card / integrated GPU | - |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA GeForce MX150 / Intel UHD Graphics 620 | NVIDIA GeForce RTX 3050 |
| Video Memory | 2 GB GDDR5 SDRAM | 6 GB GDDR6 SDRAM |
| Camera | Yes - 720p | Yes - Full HD |
| Resolution | 1 Megapixel | - |
| Camera Features | Fixed focus | Temporal Noise Reduction |
| Video Resolutions | - | 1080p |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, two microphones |
| Compliant Standards | High Definition Audio, Dolby Audio Premium | - |
| Audio Features | Output: JBL | - |
| COMMUNICATIONS | Lenovo IdeaPad 720S-14IKBR (81BD) | Acer Swift X 14 (SFX14) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.1 | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | M.2 Card | Killer Wi-Fi 6E AX1675i - M.2 2230 (CNVi) |
| Features | Single stream (1x1) | Dual stream (2x2) |
| BATTERY | Lenovo IdeaPad 720S-14IKBR (81BD) | Acer Swift X 14 (SFX14) |
|---|
| Technology | 4-cell lithium polymer | - |
|---|---|---|
| Battery Capacity (Size) | 55 Wh | 76 Wh |
| Battery Life | Up to 14 hours | - |
| AC ADAPTER | Lenovo IdeaPad 720S-14IKBR (81BD) | Acer Swift X 14 (SFX14) |
|---|
| Input | AC 100-240 V (50/60 Hz) | - |
|---|---|---|
| Output | 65 Watt | 100 Watt, 5 / 9 / 12 / 15 / 20 V |
| INPUT | Lenovo IdeaPad 720S-14IKBR (81BD) | Acer Swift X 14 (SFX14) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| Features | Multi-touch touchpad | Multi-gesture touch pad, precision touchpad, OceanGlass touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo IdeaPad 720S-14IKBR (81BD) | Acer Swift X 14 (SFX14) |
|---|
| Interfaces | USB 3.0 (Always On) USB 3.0 USB-C 3.1 Gen 1/Thunderbolt 3/DisplayPort 1.2a (Power Delivery) HDMI Headphone/microphone combo jack |
HDMI 2 x USB4 (supports Thunderbolt 4, DisplayPort Alt Mode) (DC-In combo, Power Delivery) USB 3.2 Gen 1 (with power off charging) 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 720S-14IKBR (81BD) | Acer Swift X 14 (SFX14) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition - English | Windows 11 Home |
|---|---|---|
| Software Included | Lenovo Settings, McAfee LiveSafe (30 days trial), Lenovo ID, Lenovo App Explorer | NVIDIA Studio drivers |
| MISCELLANEOUS | Lenovo IdeaPad 720S-14IKBR (81BD) | Acer Swift X 14 (SFX14) |
|---|
| Included Accessories | Power adapter | USB-C power adapter |
|---|---|---|
| Security | Fingerprint reader | Fingerprint reader |
| Security Slot Type | - | Kensington security slot |
| Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
| Features | Administrator password, power-on password | Administrator password, system password, Acer Purified.Voice technology |
| Compliant Standards | RoHS | TUV Rheinland Eyesafe Display |
| SAR Value | - | 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 | - | 71G |
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