Acer ConceptD 3 (CN315-72G) vs. Lenovo ThinkPad L15 Gen 3 (21C7)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Acer ConceptD 3 (CN315-72G) 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.

Acer ConceptD 3 (CN315-72G) Review

Advantages and disadvantages of Acer ConceptD 3 (CN315-72G) based on its technical characteristics, features, user experience, expert reviews and price level.

powerful i7 processor

vibrant 4k display

accurate color reproduction

ample storage capacity

dedicated graphics card

heavier than competitors

short battery life

limited port selection

high price point

Lenovo ThinkPad L15 Gen 3 (21C7) Review

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

Laptop Comparison and Tests

Difference between Acer ConceptD 3 (CN315-72G) and Lenovo ThinkPad L15 Gen 3 (21C7)
86 % - Design
83 % - Display
85 % - Performance
86 % - Connectivity
75 % - Battery
86 % - Design
75 % - Display
75 % - Performance
85 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

Acer ConceptD 3 (CN315-72G) vs. Lenovo ThinkPad L15 Gen 3 (21C7) Comparison Chart
DESIGN AND DIMENSIONS Acer ConceptD 3 (CN315-72G) Lenovo ThinkPad L15 Gen 3 (21C7)
Product Type Notebook Notebook - 180-degree hinge design
Dimensions (WxDxH) 35.85 cm x 24.9 cm x 1.89 cm 36.02 cm x 23.7 cm x 1.993 cm
Weight 2.2 kg 1.76 kg
Case Material Magnesium-aluminum alloy Polycarbonate ABS (bottom), polycarbonate ABS (top)
Colour The white Thunder black
DISPLAY Acer ConceptD 3 (CN315-72G) Lenovo ThinkPad L15 Gen 3 (21C7)
Screen Size (Type) 15.6" - IPS 15.6" - IPS
LCD Backlight Technology LED backlight -
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1080 (Full HD)
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 400 cd/m² 250 cd/m²
Colour Gamut 100% sRGB 45% NTSC
Features Anti-glare, ComfyView, 30 ms response rate, Narrow Border Display Anti-glare
PROCESSOR Acer ConceptD 3 (CN315-72G) Lenovo ThinkPad L15 Gen 3 (21C7)
CPU Intel Core i7 (10th Gen) 10750H / 2.6 GHz AMD Ryzen 3 Pro 5475U / 2.7 GHz
Max Turbo Speed 5 GHz 4.1 GHz
Number of Cores 6-core Quad-Core
Cache 12 MB L3 - 8 MB
64-bit Computing Yes -
Chipset Intel HM470 -
Features Intel Smart Cache, Intel Turbo Boost Max Technology 3.0, Intel Thermal Velocity Boost Integrated memory controller
MEMORY Acer ConceptD 3 (CN315-72G) Lenovo ThinkPad L15 Gen 3 (21C7)
RAM 16 GB (provided memory is soldered) 8 GB (1 x 8 GB)
Max RAM Supported - 64 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed - 3200 MHz
Rated Speed - 3200 MHz
Form Factor - SO-DIMM 260-pin
Slots Qty - 2
Empty Slots - 1
STORAGE Acer ConceptD 3 (CN315-72G) Lenovo ThinkPad L15 Gen 3 (21C7)
Main Storage Size (HDD/SSD) 512 GB SSD M.2 PCIe - Self-Encrypting Drive - Samsung 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe)
AUDIO & VIDEO Acer ConceptD 3 (CN315-72G) Lenovo ThinkPad L15 Gen 3 (21C7)
Graphics Processor (GPU) NVIDIA GeForce GTX 1650 Ti AMD Radeon Graphics
Max Monitors Supported - 3 external monitor(s)
Video Memory 4 GB GDDR6 SDRAM -
Camera Yes - HD Yes - 1080p
Camera Features Windows Hello Privacy shutter, Windows Hello, fixed focus, hybrid FHD/IR camera
Video Resolutions 1280 x 720 -
Sound Stereo speakers, two microphones Stereo speakers, dual array microphone
Codec - Realtek ALC3287
Compliant Standards - High Definition Audio, Dolby Audio
Audio Features Acer TrueHarmony technology Input: Dolby Voice, far-field
COMMUNICATIONS Acer ConceptD 3 (CN315-72G) Lenovo ThinkPad L15 Gen 3 (21C7)
Wireless Bluetooth 5.0, 802.11a/b/g/n/ac/ax 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 Gigabit Ethernet Gigabit Ethernet
Ethernet Controller - Realtek RTL8111EPV
Compliant Standards - DASH
Features Wake-on-LAN (WOL) Wake-on-LAN (WOL), dual stream (2x2)
BATTERY Acer ConceptD 3 (CN315-72G) Lenovo ThinkPad L15 Gen 3 (21C7)
Technology - Lithium polymer
Battery Capacity (Size) 56 Wh 57 Wh
Battery Life Up to 14 hours -
AC ADAPTER Acer ConceptD 3 (CN315-72G) Lenovo ThinkPad L15 Gen 3 (21C7)
Input AC 120/230 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 135 Watt, 19.5 V 65 Watt
INPUT Acer ConceptD 3 (CN315-72G) Lenovo ThinkPad L15 Gen 3 (21C7)
Type Keyboard, touchpad Keyboard, TrackPoint, UltraNav
Numeric Keypad - Yes
Keyboard Backlight Yes Yes
Features Multi-gesture touch pad, Acer FineTip keyboard, precision touchpad, Corning Gorilla Glass touchpad Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls
CONNECTIONS & EXPANSIONS Acer ConceptD 3 (CN315-72G) Lenovo ThinkPad L15 Gen 3 (21C7)
Interfaces HDMI
Mini DisplayPort
USB-C 3.1 Gen 1 (supports Thunderbolt 3)
2 x USB 3.0
LAN
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 Acer ConceptD 3 (CN315-72G) Lenovo ThinkPad L15 Gen 3 (21C7)
Operating System (OS) Windows 10 Pro 64-bit Edition Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence - English / Portuguese
Software Included - Glance by Mirametrix
MISCELLANEOUS Acer ConceptD 3 (CN315-72G) Lenovo ThinkPad L15 Gen 3 (21C7)
Included Accessories Power adapter USB-C power adapter
Integrated Options Accelerometer -
Security Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader
Security Slot Type Kensington security slot Kensington nano security slot
Theft/Intrusion Protection Security lock slot (cable lock sold separately) 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
Min Operating Temperature - 5 °C
Humidity Range Operating - 8 - 95%
Manufacturer Warranty Limited warranty - 3 years - carry-in Limited warranty - 1 year - pick-up and return
Model Number 71UE -
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