In depth comparison and review of Dell G15 (5511) and Lenovo ThinkPad L15 Gen 3 (21C7). 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 Dell G15 (5511) based on its technical characteristics, features, user experience, expert reviews and price level.
strong gaming performance
efficient thermal management
reasonable price point
robust build quality
upgradable memory options
heavyweight design
mediocre battery life
dim display
limited port selection
Advantages and disadvantages of Lenovo ThinkPad L15 Gen 3 (21C7) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard feel
good battery life
adequate performance level
reliable security features
average display quality
limited graphics power
heavier than competitors
no thunderbolt support
| DESIGN AND DIMENSIONS | Dell G15 (5511) | Lenovo ThinkPad L15 Gen 3 (21C7) |
|---|
| Product Type | Notebook | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 35.726 cm x 27.211 cm x 2.533 cm | 36.02 cm x 23.7 cm x 1.993 cm |
| Weight | 2.81 kg | 1.76 kg |
| Case Material | - | Polycarbonate ABS (bottom), polycarbonate ABS (top) |
| Colour | Dark shadow grey | Thunder black |
| DISPLAY | Dell G15 (5511) | Lenovo ThinkPad L15 Gen 3 (21C7) |
|---|
| Screen Size (Type) | 15.6" | 15.6" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| Pixel Density (ppi) | 141 | - |
| V-Sync Rate at Max Res. | 120 Hz | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 250 cd/m² | 250 cd/m² |
| Colour Gamut | 45% NTSC | 45% NTSC |
| Features | Anti-glare, Wide Viewing Angle, ±80° horizontal viewing angle, ±80° vertical viewing angle, Narrow Border Display, 35 ms response rate, 0.17925 mm pixel pitch | Anti-glare |
| PROCESSOR | Dell G15 (5511) | Lenovo ThinkPad L15 Gen 3 (21C7) |
|---|
| CPU | Intel Core i5 (11th Gen) 11400H | AMD Ryzen 3 Pro 5475U / 2.7 GHz |
|---|---|---|
| Max Turbo Speed | 4.5 GHz | 4.1 GHz |
| Number of Cores | 6-core | Quad-Core |
| Cache | 12 MB | L3 - 8 MB |
| Chipset | Intel HM570 | - |
| Features | Intel Smart Cache | Integrated memory controller |
| MEMORY | Dell G15 (5511) | Lenovo ThinkPad L15 Gen 3 (21C7) |
|---|
| RAM | 8 GB | 8 GB (1 x 8 GB) |
|---|---|---|
| Max RAM Supported | 32 GB | 64 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2933 MHz | 3200 MHz |
| Rated Speed | 2933 MHz | 3200 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 2 | 2 |
| Empty Slots | - | 1 |
| STORAGE | Dell G15 (5511) | Lenovo ThinkPad L15 Gen 3 (21C7) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 PCIe - NVM Express (NVMe) | 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Dell G15 (5511) | Lenovo ThinkPad L15 Gen 3 (21C7) |
|---|
| Graphics Processor (GPU) | NVIDIA GeForce RTX 3050 | AMD Radeon Graphics |
|---|---|---|
| Max Monitors Supported | - | 3 external monitor(s) |
| Video Memory | 4 GB GDDR6 SDRAM | - |
| Camera | Yes - HD | Yes - 1080p |
| Resolution | 0.92 Megapixel | - |
| Camera Features | 78.6 degrees, RGB camera | Privacy shutter, Windows Hello, fixed focus, hybrid FHD/IR camera |
| Image Sensor Type | CMOS | - |
| Video Resolutions | 1280 x 720 | - |
| Frame Rate | 30 frames per second | - |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
| Codec | Realtek ALC3254 | Realtek ALC3287 |
| Compliant Standards | High Definition Audio | High Definition Audio, Dolby Audio |
| Audio Features | Nahimic 3D audio | Input: Dolby Voice, far-field |
| COMMUNICATIONS | Dell G15 (5511) | Lenovo ThinkPad L15 Gen 3 (21C7) |
|---|
| 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 | Intel Wi-Fi 6 AX 201 - M.2 2230 | AMD RZ616 - M.2 Card |
| Network Interface | 2.5 Gigabit Ethernet | Gigabit Ethernet |
| Ethernet Controller | Realtek RTL8125BGS | Realtek RTL8111EPV |
| Compliant Standards | - | DASH |
| Features | - | Wake-on-LAN (WOL), dual stream (2x2) |
| BATTERY | Dell G15 (5511) | Lenovo ThinkPad L15 Gen 3 (21C7) |
|---|
| Technology | 3-cell Lithium Ion | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 56 Wh | 57 Wh |
| AC ADAPTER | Dell G15 (5511) | Lenovo ThinkPad L15 Gen 3 (21C7) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 180 Watt, 19.5 V, 9.23 A | 65 Watt |
| INPUT | Dell G15 (5511) | Lenovo ThinkPad L15 Gen 3 (21C7) |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | Yes | Yes |
| Keyboard Backlight | Yes | Yes |
| Features | - | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls |
| CONNECTIONS & EXPANSIONS | Dell G15 (5511) | Lenovo ThinkPad L15 Gen 3 (21C7) |
|---|
| Interfaces | LAN USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode) USB 3.2 Gen 1 (PowerShare) 2 x USB 3.2 Gen 1 HDMI Headphone/microphone combo jack |
USB-C 3.2 Gen 1 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) USB 3.2 Gen 1 USB 3.2 Gen 1 (Always On) HDMI (4K support) USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) Headphone/microphone combo jack LAN |
|---|---|---|
| Memory Card Reader | - | Yes (microSD) |
| SOFTWARE | Dell G15 (5511) | Lenovo ThinkPad L15 Gen 3 (21C7) |
|---|
| Operating System (OS) | Windows 11 Home | Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence - English / Portuguese |
|---|---|---|
| Software Included | McAfee LiveSafe (12 months subscription), Microsoft Office (30 days trial, excludes office licence) | Glance by Mirametrix |
| MISCELLANEOUS | Dell G15 (5511) | Lenovo ThinkPad L15 Gen 3 (21C7) |
|---|
| Included Accessories | Power adapter | USB-C power adapter |
|---|---|---|
| Security | - | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader |
| Security Slot Type | - | Kensington nano security slot |
| Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
| Features | - | Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password |
| Compliant Standards | - | RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified |
| Carbon Footprint | - | 236 kg carbon emissions |
| Max Operating Temperature | 35 °C | 35 °C |
| Min Operating Temperature | 0 °C | 5 °C |
| Humidity Range Operating | 10 - 90% (non-condensing) | 8 - 95% |
| Manufacturer Warranty | - | Limited warranty - 1 year - pick-up and return |
cs
sk
de
it
es
fr
hu
pt
ru
pl
br
ro
