Side by side comparison and review of Lenovo IdeaPad 720S-14IKBR (81BD) and ASUS Zenbook 15 OLED (UM3504DA). 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 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 ASUS Zenbook 15 OLED (UM3504DA) based on its technical characteristics, features, user experience, expert reviews and price level.
vibrant oled display
lightweight and portable
powerful ryzen processor
ample storage options
good battery life
limited port selection
no dedicated gpu
higher price segment
average speaker quality
| DESIGN AND DIMENSIONS | Lenovo IdeaPad 720S-14IKBR (81BD) | ASUS Zenbook 15 OLED (UM3504DA) |
|---|
| Product Type | Notebook | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 32.07 cm x 22.28 cm x 1.59 cm | 35.38 cm x 22.66 cm x 1.58 cm |
| Dimensions (WxDxH) / Weight Details | - | 45.5 cm x 29 cm x 7.3 cm / 3.67 kg |
| Weight | 1.55 kg | 1.4 kg |
| Case Material | Aluminium (top), aluminium (bottom) | Aluminum |
| Colour | Silver | Ponder blue |
| DISPLAY | Lenovo IdeaPad 720S-14IKBR (81BD) | ASUS Zenbook 15 OLED (UM3504DA) |
|---|
| Screen Size (Type) | 14" - IPS | 15.6" OLED |
|---|---|---|
| Screen Resolution | 1920 x 1080 (Full HD) | 2880 x 1620 (2.8K) |
| V-Sync Rate at Max Res. | - | 120 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 300 cd/m² | 600 cd/m² |
| Colour Gamut | - | 100% DCI-P3 |
| Colour Support | - | 1.07 billion colours |
| Features | Anti-glare | NanoEdge display, Pantone Validated, 86% screen-to-body ratio, 0.2 ms response rate, HDR 600 True Black, VESA DisplayHDR |
| PROCESSOR | Lenovo IdeaPad 720S-14IKBR (81BD) | ASUS Zenbook 15 OLED (UM3504DA) |
|---|
| CPU | Intel Core i5 (8th Gen) 8250U / 1.6 GHz | AMD Ryzen 7 7735U / 2.7 GHz |
|---|---|---|
| Max Turbo Speed | 3.4 GHz | 4.75 GHz |
| Number of Cores | Quad-Core | 8-core |
| Cache | 6 MB | L3 - 16 MB |
| Features | Integrated memory controller | - |
| MEMORY | Lenovo IdeaPad 720S-14IKBR (81BD) | ASUS Zenbook 15 OLED (UM3504DA) |
|---|
| 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) | ASUS Zenbook 15 OLED (UM3504DA) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD M.2 2280 PCIe 3.0 x4 | 512 GB SSD M.2 PCIe 4.0 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo IdeaPad 720S-14IKBR (81BD) | ASUS Zenbook 15 OLED (UM3504DA) |
|---|
| Multi-GPU Configuration | 1 single GPU card / integrated GPU | - |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA GeForce MX150 / Intel UHD Graphics 620 | AMD Radeon 680M |
| Video Memory | 2 GB GDDR5 SDRAM | - |
| Camera | Yes - 720p | Yes - Full HD |
| Resolution | 1 Megapixel | - |
| Camera Features | Fixed focus | IR camera, Windows Hello, ASUS AiSense Camera |
| Sound | Stereo speakers, dual array microphone | Harman/kardon stereo speakers, array microphone |
| Compliant Standards | High Definition Audio, Dolby Audio Premium | Dolby Atmos |
| Audio Features | Output: JBL | Output: Smart Amplification technology, Asus Audio Booster; Input: AI noise cancelling |
| COMMUNICATIONS | Lenovo IdeaPad 720S-14IKBR (81BD) | ASUS Zenbook 15 OLED (UM3504DA) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.1 | 802.11a/b/g/n/ac/ax (Wi-Fi 6E), Bluetooth 5.3 |
|---|---|---|
| Wireless Controller | M.2 Card | - |
| Features | Single stream (1x1) | Single stream (1x1) |
| BATTERY | Lenovo IdeaPad 720S-14IKBR (81BD) | ASUS Zenbook 15 OLED (UM3504DA) |
|---|
| Technology | 4-cell lithium polymer | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 55 Wh | 67 Wh |
| Battery Life | Up to 14 hours | - |
| AC ADAPTER | Lenovo IdeaPad 720S-14IKBR (81BD) | ASUS Zenbook 15 OLED (UM3504DA) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 65 Watt, 20 V, 3.25 A |
| INPUT | Lenovo IdeaPad 720S-14IKBR (81BD) | ASUS Zenbook 15 OLED (UM3504DA) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes | Yes |
| Features | Multi-touch touchpad | Spill-resistant, chiclet keyboard, 1.4mm travel distance, ASUS ErgoSense |
| CONNECTIONS & EXPANSIONS | Lenovo IdeaPad 720S-14IKBR (81BD) | ASUS Zenbook 15 OLED (UM3504DA) |
|---|
| 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 2.1 Headphone/microphone combo jack USB-C 4.0 Gen 3/DisplayPort (Power Delivery) USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery) USB 3.2 Gen 1 |
|---|---|---|
| Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | - |
| SOFTWARE | Lenovo IdeaPad 720S-14IKBR (81BD) | ASUS Zenbook 15 OLED (UM3504DA) |
|---|
| 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 | MyASUS, ScreenXpert, GlideX |
| MISCELLANEOUS | Lenovo IdeaPad 720S-14IKBR (81BD) | ASUS Zenbook 15 OLED (UM3504DA) |
|---|
| Included Accessories | Power adapter | USB-C power adapter |
|---|---|---|
| Security | Fingerprint reader | Trusted Platform Module (TPM 2.0) Security Chip |
| Features | Administrator password, power-on password | MIL-STD-810H tested, Cortana support, ASUS Antimicrobial Guard Plus |
| Compliant Standards | RoHS | RoHS, REACH, ISO 22196, TUV Rheinland Low Blue Light Certification, TUV Rheinland Flicker Free Certification, SGS Eye Care Display Certification, ISO 21702 |
| Max Operating Temperature | - | 49 °C |
| Min Operating Temperature | - | -37 °C |
| Humidity Range Operating | - | 95% RH |
| Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | - |
| Model Number | - | NX015W |
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