Detailed comparison and review of Lenovo ThinkPad E15 Gen 4 (21ED) and Lenovo Yoga Slim 7 ProX 14IAH7 (82TK). 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 ThinkPad E15 Gen 4 (21ED) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
efficient performance
comfortable keyboard
good security features
affordable price
average display quality
limited graphics power
moderate battery life
noisy under load
Advantages and disadvantages of Lenovo Yoga Slim 7 ProX 14IAH7 (82TK) based on its technical characteristics, features, user experience, expert reviews and price level.
high-resolution display
powerful processor performance
lightweight and portable
impressive battery life
robust build quality
pricey compared to competitors
limited port selection
no dedicated graphics
average speaker quality
DESIGN AND DIMENSIONS | Lenovo ThinkPad E15 Gen 4 (21ED) | Lenovo Yoga Slim 7 ProX 14IAH7 (82TK) |
---|
Product Type | Notebook | Notebook - 180-degree hinge design |
---|---|---|
Dimensions (WxDxH) | 36.5 cm x 24 cm x 1.89 cm | 32.82 cm x 22.14 cm x 1.59 cm |
Weight | 1.78 kg | 1.45 kg |
Case Material | Aluminium (top), polycarbonate ABS (bottom) | Aluminium (top), aluminium (bottom) |
Colour | Black | Dark teal |
DISPLAY | Lenovo ThinkPad E15 Gen 4 (21ED) | Lenovo Yoga Slim 7 ProX 14IAH7 (82TK) |
---|
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 | - | 100% sRGB |
Features | Anti-glare, 170° viewing angle | Anti-glare, Eyesafe technology, Dolby Vision, PureSight display, T-CON colour calibration |
PROCESSOR | Lenovo ThinkPad E15 Gen 4 (21ED) | Lenovo Yoga Slim 7 ProX 14IAH7 (82TK) |
---|
CPU | AMD Ryzen 5 5625U / 2.3 GHz | Intel Core i7 (12th Gen) 12700H / 2.3 GHz |
---|---|---|
Max Turbo Speed | 4.3 GHz | 4.7 GHz |
Number of Cores | 6-core | 14-core |
Cache | L3 - 16 MB | 24 MB |
Features | Integrated memory controller | Integrated memory controller |
MEMORY | Lenovo ThinkPad E15 Gen 4 (21ED) | Lenovo Yoga Slim 7 ProX 14IAH7 (82TK) |
---|
RAM | 8 GB (provided memory is soldered) | 32 GB (provided memory is soldered) |
---|---|---|
Max RAM Supported | 40 GB | - |
RAM Type | DDR4 SDRAM | LPDDR5 SDRAM |
Speed | 3200 MHz | 5200 MHz |
Rated Speed | 3200 MHz | 6000 MHz |
Form Factor | SO-DIMM 260-pin | - |
Slots Qty | 1 | - |
Empty Slots | 1 | - |
STORAGE | Lenovo ThinkPad E15 Gen 4 (21ED) | Lenovo Yoga Slim 7 ProX 14IAH7 (82TK) |
---|
Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) | 1 TB SSD M.2 2280 PCIe 4.0 x4 - NVM Express (NVMe) |
---|
AUDIO & VIDEO | Lenovo ThinkPad E15 Gen 4 (21ED) | Lenovo Yoga Slim 7 ProX 14IAH7 (82TK) |
---|
Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
---|---|---|
Graphics Processor (GPU) | AMD Radeon Graphics | NVIDIA GeForce RTX 3050 / Intel Iris Xe Graphics |
Max Monitors Supported | 2 external monitor(s) | 2 external monitor(s) |
Video Memory | - | 4 GB GDDR6 SDRAM |
Video System Features | - | Dynamic Boost 2.0, Direct X 12 Ultimate, NVIDIA DLSS |
Camera | Yes - 1080p | Yes - 1080p |
Camera Features | Privacy shutter, IR camera, Windows Hello, fixed focus | 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 | Realtek ALC3287 |
Compliant Standards | High Definition Audio, Dolby Audio | High Definition Audio, Dolby Atmos |
Audio Features | Harman-branded | Output: Harman audio technology; Input: noise-cancellation technology |
COMMUNICATIONS | Lenovo ThinkPad E15 Gen 4 (21ED) | Lenovo Yoga Slim 7 ProX 14IAH7 (82TK) |
---|
Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 | Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
---|---|---|
Wireless Controller | M.2 Card | M.2 Card |
Network Interface | Gigabit Ethernet | - |
Ethernet Controller | Realtek RTL8111H-CG | - |
Features | Wake-on-LAN (WOL), dual stream (2x2) | Dual stream (2x2) |
BATTERY | Lenovo ThinkPad E15 Gen 4 (21ED) | Lenovo Yoga Slim 7 ProX 14IAH7 (82TK) |
---|
Technology | Lithium polymer | Lithium polymer |
---|---|---|
Battery Capacity (Size) | 57 Wh | 70 Wh |
Battery Life | Up to 16.5 hours | Up to 10.9 hours |
Battery Run Time | - | Local video (1080p) playback time (150 nits): up to 10.9 hours |
AC ADAPTER | Lenovo ThinkPad E15 Gen 4 (21ED) | Lenovo Yoga Slim 7 ProX 14IAH7 (82TK) |
---|
Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
---|---|---|
Output | 65 Watt | 100 Watt |
INPUT | Lenovo ThinkPad E15 Gen 4 (21ED) | Lenovo Yoga Slim 7 ProX 14IAH7 (82TK) |
---|
Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
---|---|---|
Numeric Keypad | Yes | - |
Keyboard Backlight | Yes | Yes |
Features | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls | Multi-touch touchpad, buttonless touchpad, precision glass touchpad |
CONNECTIONS & EXPANSIONS | Lenovo ThinkPad E15 Gen 4 (21ED) | Lenovo Yoga Slim 7 ProX 14IAH7 (82TK) |
---|
Slots | 2 x M.2 Card (1 free) | - |
---|---|---|
Interfaces | USB 2.0 USB 3.2 Gen 1 (Always On) USB-C 3.2 Gen 1 (supports DisplayPort 1.2 Alt Mode) (Power Delivery 3.0) HDMI LAN Headphone/microphone combo jack |
USB 3.2 Gen 1 (Always On) HDMI 2 x Thunderbolt 4 (supports DisplayPort 1.4) (Power Delivery 3.0) Headphone/microphone combo jack |
SOFTWARE | Lenovo ThinkPad E15 Gen 4 (21ED) | Lenovo Yoga Slim 7 ProX 14IAH7 (82TK) |
---|
Operating System (OS) | Windows 11 Pro - English | Windows 11 Home - English |
---|---|---|
Software Included | - | Microsoft Office (Trial) |
MISCELLANEOUS | Lenovo ThinkPad E15 Gen 4 (21ED) | Lenovo Yoga Slim 7 ProX 14IAH7 (82TK) |
---|
Included Accessories | USB-C power adapter | USB-C slim power adapter |
---|---|---|
Integrated Options | - | Hall sensor, Time of Flight (ToF), ambient colour sensor |
Security | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader | Firmware Trusted Platform Module (TPM 2.0) Security Chip |
Security Slot Type | Kensington security slot | - |
Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | - |
Features | Administrator password, power-on password, MIL-STD-810H tested, self-healing BIOS, NVMe password | Administrator password, hard drive password, Rapid Charge Express, self-healing BIOS |
Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified, TUV Rheinland Low Blue Light (Software Solution) | RoHS, Energy-Related Products (ErP) Lot 6, Energy-Related Products (ErP) Lot 26, TUV Rheinland Eyesafe Display, TUV Rheinland Low Blue Light (Hardware Solution) |
ENERGY STAR Certified | Yes | - |
EPEAT Compliant | EPEAT Gold | - |
Carbon Footprint | - | 391 kg carbon emissions |
Max Operating Temperature | 35 °C | 35 °C |
Min Operating Temperature | 5 °C | 5 °C |
Humidity Range Operating | 8 - 95% | 8 - 95% |
Manufacturer Warranty | Base warranty - 1 year - pick-up and return Extended warranty - 1 year - on-site |
Limited warranty - 1 year - pick-up and return |