Acer ConceptD 3 (CN315-71) vs. Lenovo IdeaPad S340-14API (Lenovo IdeaPad S340)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Acer ConceptD 3 (CN315-71) and Lenovo IdeaPad S340-14API (Lenovo IdeaPad S340). 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 (CN315-71) Review

Advantages and disadvantages of Acer ConceptD 3 (CN315-71) based on its technical characteristics, features, user experience, expert reviews and price level.

powerful intel processor

high-quality pantone display

solid build quality

dedicated graphics card

quiet cooling system

heavy form factor

limited battery life

higher price point

fewer connectivity options

Lenovo IdeaPad S340-14API (Lenovo IdeaPad S340) Review

Advantages and disadvantages of Lenovo IdeaPad S340-14API (Lenovo IdeaPad S340) based on its technical characteristics, features, user experience, expert reviews and price level.

affordable price

lightweight design

decent battery life

fast SSD storage

comfortable keyboard

average display quality

limited graphics performance

no backlit keyboard

fewer connectivity ports

Laptop Comparison and Tests

Difference between Acer ConceptD 3 (CN315-71) and Lenovo IdeaPad S340-14API (Lenovo IdeaPad S340)
81 % - Design
85 % - Display
75 % - Performance
85 % - Connectivity
74 % - Battery
73 % - Design
65 % - Display
72 % - Performance
75 % - Connectivity
76 % - Battery

Laptop Specifications Comparison

Acer ConceptD 3 (CN315-71) vs. Lenovo IdeaPad S340-14API (Lenovo IdeaPad S340) Comparison Chart
DESIGN AND DIMENSIONS Acer ConceptD 3 (CN315-71) Lenovo IdeaPad S340-14API (Lenovo IdeaPad S340)
Product Type Notebook Notebook
Dimensions (WxDxH) 36.34 cm x 25.45 cm x 2.085 cm 32.27 cm x 23.05 cm x 1.79 cm
Weight 2.35 kg 1.69 kg
Case Material - Aluminum, polycarbonate ABS
Colour Black Platinum grey | Abyss blue
DISPLAY Acer ConceptD 3 (CN315-71) Lenovo IdeaPad S340-14API (Lenovo IdeaPad S340)
Screen Size (Type) 15.6" - IPS 14" - TN
LCD Backlight Technology LED backlight 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 300 cd/m² 220 cd/m²
Colour Gamut 100% DCI-P3 -
Features Anti-glare, ComfyView, 25 ms response rate, Narrow Border Display, Delta E<2 calibration, Pantone Validated Anti-glare
PROCESSOR Acer ConceptD 3 (CN315-71) Lenovo IdeaPad S340-14API (Lenovo IdeaPad S340)
CPU Intel Core i5 (9th Gen) 9300H / 2.4 GHz AMD Ryzen 3 3200U / 2.6 GHz
Max Turbo Speed 4.1 GHz 3.5 GHz
Number of Cores Quad-Core Dual-Core
Cache 8 MB L3 - 4 MB
64-bit Computing Yes Yes
Chipset Mobile Intel HM370 -
Features Hyper-Threading Technology, Intel Turbo Boost Technology 2.0, Intel Smart Cache Integrated memory controller
MEMORY Acer ConceptD 3 (CN315-71) Lenovo IdeaPad S340-14API (Lenovo IdeaPad S340)
RAM 8 GB (1 x 8 GB) 4 GB (provided memory is soldered)
Max RAM Supported 32 GB 12 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed - 2400 MHz
Rated Speed - 2400 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 2 1
Empty Slots 1 1
STORAGE Acer ConceptD 3 (CN315-71) Lenovo IdeaPad S340-14API (Lenovo IdeaPad S340)
Main Storage Size (HDD/SSD) 512 GB SSD - Kingston 128 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe)
AUDIO & VIDEO Acer ConceptD 3 (CN315-71) Lenovo IdeaPad S340-14API (Lenovo IdeaPad S340)
Graphics Processor (GPU) NVIDIA GeForce GTX 1650 AMD Radeon Vega 3
Video Memory 4 GB GDDR5 SDRAM -
Camera Yes - HD Yes - 720p
Resolution - 1 Megapixel
Camera Features - Privacy shutter
Sound Stereo speakers, two microphones Stereo speakers, dual array microphone
Compliant Standards Dolby Atmos High Definition Audio, Dolby Audio
COMMUNICATIONS Acer ConceptD 3 (CN315-71) Lenovo IdeaPad S340-14API (Lenovo IdeaPad S340)
Wireless Bluetooth 5.0, 802.11a/b/g/n/ac Wave 2/ax 802.11a/b/g/n/ac, Bluetooth 4.2
Wireless Controller Intel Wi-Fi 6 AX 200 - M.2 2230 M.2 Card
Network Interface Gigabit Ethernet -
Features - Single stream (1x1)
BATTERY Acer ConceptD 3 (CN315-71) Lenovo IdeaPad S340-14API (Lenovo IdeaPad S340)
Technology 4-cell Lithium Ion Lithium Ion
Battery Capacity (Size) 55 Wh 52.5 Wh
Battery Life Up to 12 hours Up to 8 hours
AC ADAPTER Acer ConceptD 3 (CN315-71) Lenovo IdeaPad S340-14API (Lenovo IdeaPad S340)
Input AC 120/230 V (50/60 Hz) AC 120/230 V (50/60 Hz)
Output 135 Watt, 19.5 V 65 Watt
INPUT Acer ConceptD 3 (CN315-71) Lenovo IdeaPad S340-14API (Lenovo IdeaPad S340)
Type Keyboard, touchpad Keyboard, touchpad
Numeric Keypad Yes -
Keyboard Backlight Yes -
Features Multi-gesture touch pad, Acer FineTip keyboard, precision touchpad Multi-touch touchpad, buttonless touchpad
CONNECTIONS & EXPANSIONS Acer ConceptD 3 (CN315-71) Lenovo IdeaPad S340-14API (Lenovo IdeaPad S340)
Interfaces USB-C 3.1 Gen 1
USB 3.1 Gen 1 (with power off charging)
USB 3.1 Gen 1
HDMI
LAN
Headphone/microphone combo jack
USB 2.0
USB 3.1 Gen 1
USB 3.1 Gen 1 (Always On)
USB-C 3.1 Gen 1
HDMI
Headphone/microphone combo jack
Memory Card Reader - 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card)
SOFTWARE Acer ConceptD 3 (CN315-71) Lenovo IdeaPad S340-14API (Lenovo IdeaPad S340)
Operating System (OS) Windows 10 Pro 64-bit Edition Windows 10 Home in S mode - English
Software Included - Microsoft Office (30 days trial)
MISCELLANEOUS Acer ConceptD 3 (CN315-71) Lenovo IdeaPad S340-14API (Lenovo IdeaPad S340)
Included Accessories Power adapter, HDD kit Power adapter
Security Trusted Platform Module (TPM) 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, system password, hard drive password, MU-MIMO technology, HDCP Compliant Administrator password, hard drive password, power-on password, RapidCharge
Compliant Standards - RoHS, Energy-Related Products (ErP) Lot 3
SAR Value - 1.084 W/kg (body), 1.084 W/kg (limb)
ENERGY STAR Certified - Yes
Manufacturer Warranty Limited warranty - 1 year - carry-in
International travellers warranty - 1 year
Limited warranty - 1 year - pick-up and return
Model Number 514V 14API 81NB
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