Detailed comparison and review of Lenovo IdeaPad S540-15IML (81NG) and Lenovo Yoga Slim 7 ProX 14ARH7 (82TL). With our comprehensive overview, you can simply compare dimensions, performance, storage, functions, but also other key features of both laptops and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the laptop that best fits your needs and expectations.
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 Lenovo Yoga Slim 7 ProX 14ARH7 (82TL) based on its technical characteristics, features, user experience, expert reviews and price level.
high-resolution display
powerful AMD processor
lightweight design
good battery life
fast SSD storage
limited port selection
no dedicated GPU
higher price point
average speaker quality.
| DESIGN AND DIMENSIONS | Lenovo IdeaPad S540-15IML (81NG) | Lenovo Yoga Slim 7 ProX 14ARH7 (82TL) |
|---|
| Product Type | Notebook | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 35.8 cm x 24.5 cm x 1.69 cm | 32.82 cm x 22.14 cm x 1.59 cm |
| Weight | 1.95 kg | 1.45 kg |
| Case Material | Aluminum, glass | Aluminium (top), aluminium (bottom) |
| Colour | Mineral grey | Onyx grey |
| DISPLAY | Lenovo IdeaPad S540-15IML (81NG) | Lenovo Yoga Slim 7 ProX 14ARH7 (82TL) |
|---|
| Screen Size (Type) | 15.6" - IPS | 14.5" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1920 x 1080 (Full HD) | 3072 x 1920 (3K) |
| 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 | 72% | 100% sRGB |
| Features | Glossy, glass cover | Glossy, glass cover, Eyesafe technology, Dolby Vision, PureSight display, T-CON colour calibration, ±89° viewing angle |
| PROCESSOR | Lenovo IdeaPad S540-15IML (81NG) | Lenovo Yoga Slim 7 ProX 14ARH7 (82TL) |
|---|
| CPU | Intel Core i5 (10th Gen) 10210U / 1.6 GHz | AMD Ryzen 9 6900HS CE / 3.3 GHz |
|---|---|---|
| Max Turbo Speed | 4.2 GHz | 4.9 GHz |
| Number of Cores | Quad-Core | 8-core |
| Cache | 6 MB | L3 - 16 MB |
| 64-bit Computing | Yes | - |
| Features | Integrated memory controller | Integrated memory controller |
| MEMORY | Lenovo IdeaPad S540-15IML (81NG) | Lenovo Yoga Slim 7 ProX 14ARH7 (82TL) |
|---|
| RAM | 8 GB (1 x 4 GB + 4 GB (soldered)) | 32 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 12 GB | - |
| RAM Type | DDR4 SDRAM | LPDDR5 SDRAM |
| Speed | 2400 MHz | 6400 MHz |
| Rated Speed | 2400 MHz | 6400 MHz |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 0 | - |
| STORAGE | Lenovo IdeaPad S540-15IML (81NG) | Lenovo Yoga Slim 7 ProX 14ARH7 (82TL) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 2280 PCIe 3.0 x4 - NVM Express (NVMe) | 1 TB SSD M.2 2280 PCIe 4.0 x4 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo IdeaPad S540-15IML (81NG) | Lenovo Yoga Slim 7 ProX 14ARH7 (82TL) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | Intel UHD Graphics | NVIDIA GeForce RTX 3050 / AMD Radeon 680M |
| Max Monitors Supported | - | 2 external monitor(s) |
| Video Memory | - | 4 GB GDDR6 SDRAM |
| Video System Features | - | NVIDIA Resizable BAR, Advanced Optimus, Dynamic Boost 2.0, Direct X 12 Ultimate, NVIDIA DLSS |
| Camera | Yes - 720p | Yes - 1080p |
| Resolution | 1 Megapixel | - |
| Camera Features | Privacy shutter | IR camera, Windows Hello, fixed focus, ToF sensor, E-privacy camera shutter |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
| Codec | - | Realtek ALC3287 |
| Compliant Standards | High Definition Audio, Dolby Audio | High Definition Audio, Dolby Atmos |
| Audio Features | - | Output: Harman-branded; Input: noise-cancellation technology |
| COMMUNICATIONS | Lenovo IdeaPad S540-15IML (81NG) | Lenovo Yoga Slim 7 ProX 14ARH7 (82TL) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.2 | Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | M.2 Card | M.2 Card |
| Features | Dual stream (2x2) | Dual stream (2x2) |
| BATTERY | Lenovo IdeaPad S540-15IML (81NG) | Lenovo Yoga Slim 7 ProX 14ARH7 (82TL) |
|---|
| Technology | Lithium Ion | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 70 Wh | 70 Wh |
| Battery Life | Up to 15 hours | Up to 12.5 hours |
| Battery Run Time | - | Local video (1080p) playback time (150 nits): up to 12.5 hours |
| AC ADAPTER | Lenovo IdeaPad S540-15IML (81NG) | Lenovo Yoga Slim 7 ProX 14ARH7 (82TL) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 100 Watt |
| INPUT | Lenovo IdeaPad S540-15IML (81NG) | Lenovo Yoga Slim 7 ProX 14ARH7 (82TL) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | Yes | Yes |
| Features | Multi-touch touchpad, buttonless touchpad | Multi-touch touchpad, buttonless touchpad, precision touchpad, glass touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo IdeaPad S540-15IML (81NG) | Lenovo Yoga Slim 7 ProX 14ARH7 (82TL) |
|---|
| Interfaces | USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) USB-C 3.1 Gen 1 HDMI Headphone/microphone combo jack |
USB 3.2 Gen 1 USB 3.2 Gen 1 (Always On) 2 x USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | - |
| SOFTWARE | Lenovo IdeaPad S540-15IML (81NG) | Lenovo Yoga Slim 7 ProX 14ARH7 (82TL) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition - English | Windows 11 Home - English |
|---|---|---|
| Software Included | Microsoft Office (30 days trial) | Microsoft Office (Trial) |
| MISCELLANEOUS | Lenovo IdeaPad S540-15IML (81NG) | Lenovo Yoga Slim 7 ProX 14ARH7 (82TL) |
|---|
| Included Accessories | Power adapter | USB-C slim power adapter |
|---|---|---|
| Integrated Options | - | Hall sensor, ambient colour sensor |
| Security | Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader | Firmware Trusted Platform Module (TPM 2.0) Security Chip |
| Features | Administrator password, hard drive password, power-on password, RapidCharge | Administrator password, hard drive password, Rapid Charge Express, self-healing BIOS |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3 | RoHS, Energy-Related Products (ErP) Lot 6, Energy-Related Products (ErP) Lot 26, TUV Rheinland Low Blue Light (Hardware Solution) |
| SAR Value | 1.81 W/kg (body), 1.81 W/kg (limb) | - |
| Max Operating Temperature | - | 35 °C |
| Min Operating Temperature | - | 5 °C |
| Humidity Range Operating | - | 8 - 95% |
| Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | Limited warranty - 1 year - pick-up and return |
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