Side by side comparison and review of Lenovo IdeaPad S540-15IML (81NG) and ASUS Vivobook Go 15 OLED (E1504FA). 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 S540-15IML (81NG) based on its technical characteristics, features, user experience, expert reviews and price level.
sleek aluminum design
sharp full HD display
fast processing speeds
ample storage capacity
good battery life
heavier than competitors
no optical drive
limited port selection
average graphics performance
Advantages and disadvantages of ASUS Vivobook Go 15 OLED (E1504FA) based on its technical characteristics, features, user experience, expert reviews and price level.
stunning oled display
lightweight and portable
affordable price point
pwm-free screen
good color accuracy
average processor speed
no advanced gpu
limited port selection
plastic build quality
| DESIGN AND DIMENSIONS | Lenovo IdeaPad S540-15IML (81NG) | ASUS Vivobook Go 15 OLED (E1504FA) |
|---|
| Product Type | Notebook | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 35.8 cm x 24.5 cm x 1.69 cm | 36.03 cm x 23.25 cm x 1.79 cm |
| Weight | 1.95 kg | 1.63 kg |
| Case Material | Aluminum, glass | Plastic |
| Colour | Mineral grey | Cool silver |
| DISPLAY | Lenovo IdeaPad S540-15IML (81NG) | ASUS Vivobook Go 15 OLED (E1504FA) |
|---|
| Screen Size (Type) | 15.6" - IPS | 15.6" OLED |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| V-Sync Rate at Max Res. | - | 60 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 300 cd/m² | 600 cd/m² |
| Colour Gamut | 72% | 100% DCI-P3 |
| Colour Support | - | 1.07 billion colours |
| Features | Glossy, glass cover | Glossy, Delta E<2 calibration, Pantone Validated, 84% screen-to-body ratio, VESA DisplayHDR 500, 0.2 ms response rate, True Black |
| PROCESSOR | Lenovo IdeaPad S540-15IML (81NG) | ASUS Vivobook Go 15 OLED (E1504FA) |
|---|
| CPU | Intel Core i5 (10th Gen) 10210U / 1.6 GHz | AMD Ryzen 5 7520U / 2.8 GHz |
|---|---|---|
| Max Turbo Speed | 4.2 GHz | 4.3 GHz |
| Number of Cores | Quad-Core | Quad-Core |
| Cache | 6 MB | L3 - 4 MB |
| 64-bit Computing | Yes | - |
| Features | Integrated memory controller | - |
| MEMORY | Lenovo IdeaPad S540-15IML (81NG) | ASUS Vivobook Go 15 OLED (E1504FA) |
|---|
| RAM | 8 GB (1 x 4 GB + 4 GB (soldered)) | 8 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 12 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 S540-15IML (81NG) | ASUS Vivobook Go 15 OLED (E1504FA) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 2280 PCIe 3.0 x4 - NVM Express (NVMe) | 256 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo IdeaPad S540-15IML (81NG) | ASUS Vivobook Go 15 OLED (E1504FA) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics | AMD Radeon 610M |
|---|---|---|
| Camera | Yes - 720p | Yes - 720p |
| Resolution | 1 Megapixel | - |
| Camera Features | Privacy shutter | Privacy shutter, ASUS 3D Noise Reduction (3DNR) Technology |
| Sound | Stereo speakers, dual array microphone | Speaker, array microphone |
| Compliant Standards | High Definition Audio, Dolby Audio | - |
| Audio Features | - | Output: ASUS SonicMaster, Audio by DTS; Input: AI noise cancelling |
| COMMUNICATIONS | Lenovo IdeaPad S540-15IML (81NG) | ASUS Vivobook Go 15 OLED (E1504FA) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.2 | 802.11a/b/g/n/ac/ax (Wi-Fi 6E), Bluetooth 5.3 |
|---|---|---|
| Wireless Controller | M.2 Card | - |
| Features | Dual stream (2x2) | Single stream (1x1) |
| BATTERY | Lenovo IdeaPad S540-15IML (81NG) | ASUS Vivobook Go 15 OLED (E1504FA) |
|---|
| Technology | Lithium Ion | 3-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 70 Wh | 42 Wh |
| Battery Life | Up to 15 hours | - |
| AC ADAPTER | Lenovo IdeaPad S540-15IML (81NG) | ASUS Vivobook Go 15 OLED (E1504FA) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120-230 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 45 Watt, 19 V, 2.37 A |
| INPUT | Lenovo IdeaPad S540-15IML (81NG) | ASUS Vivobook Go 15 OLED (E1504FA) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | Yes |
| Keyboard Backlight | Yes | - |
| Features | Multi-touch touchpad, buttonless touchpad | Precision touchpad, chiclet keyboard, 1.4mm travel distance, ASUS ErgoSense |
| CONNECTIONS & EXPANSIONS | Lenovo IdeaPad S540-15IML (81NG) | ASUS Vivobook Go 15 OLED (E1504FA) |
|---|
| Slots | - | 2 x PCI Express 3.0 x2 / M.2 2280 (1 free) |
|---|---|---|
| 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 1.4 Headphone/microphone combo jack USB 2.0 USB 3.2 Gen 1 USB-C 3.2 Gen 1 |
| Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | - |
| SOFTWARE | Lenovo IdeaPad S540-15IML (81NG) | ASUS Vivobook Go 15 OLED (E1504FA) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition - English | Windows 11 Home Plus in S mode |
|---|---|---|
| Software Included | Microsoft Office (30 days trial) | MyASUS, Microsoft 365 (1 month trial), GlideX |
| MISCELLANEOUS | Lenovo IdeaPad S540-15IML (81NG) | ASUS Vivobook Go 15 OLED (E1504FA) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Security | Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader | Firmware Trusted Platform Module (TPM) Security Chip |
| Features | Administrator password, hard drive password, power-on password, RapidCharge | MIL-STD-810H tested, BIOS protection, Cortana support |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3 | RoHS, REACH, TUV Rheinland Low Noise Certification |
| SAR Value | 1.81 W/kg (body), 1.81 W/kg (limb) | - |
| 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 | - | L1669W |
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