降价 7%

Dell 15 15.6" LDC15255-A391BLK-PUS Carbon Black 2025

★★★★☆ 4.4 (602)

The AMD Ryzen 5-7520U processor and 8GB LPDDR5 RAM handle daily tasks efficiently, while the 15.6-inch 120Hz display makes scrolling and video feel smoother than a standard 60Hz panel. Its ergonomic hinge lifts the keyboard for comfortable typing, and the separate numpad with a calculator shortcut is a practical addition for number-heavy work. This laptop is best for students or home users who need a reliable machine for web browsing, office apps, and video calls without gaming demands.

CPU AMD Ryzen 5 7520U
RAM 8 GB
Storage 512 GB
Screen 15.6" 1920x1080
GPU AMD Radeon 610M
OS Windows 11 Home
Weight 1.9 kg
Dell 15 15.6" LDC15255-A391BLK-PUS Carbon Black 2025 laptop
39 综合评分
其他可用国家/地区:

概览

优缺点

优点

  • Strong social proof (95th percentile) 95th

缺点

  • Below average cpu (20th percentile)
  • Below average ram (24th percentile)
  • Below average port selection (26th percentile)
  • Below average gpu (30th percentile)

用户评价

用户口碑如何随时间变化

独家

依据客户实际撰写评价的时间--让你看到最初的好评是否持续。

自上市以来,用户口碑有所降温
78/100我们的 AI 口碑分析置信度中 · 13 个来源 · 2026年5月
1★2★3★4★5★Q4 '25: 5.0★ · 4 条评价Q1 '26: 4.6★ · 9 条评价49Q4 '25Q1 '26
平均评分满意(4-5★)不满意(1-2★)柱形高度 = 评价数量
  1. Q1 202676/1004.6★9 条评价

    Buyers praised the low price and solid basic performance, but many reported short battery life, a dim screen, and a noisy fan that blows hot air onto the display.

    • Excellent value for basic tasks, fast SSD, and good screen quality for the price.
    • Battery lasts only 2-3 hours and charger cord is too short.
    • Screen dim even at full brightness, unusable in bright rooms or outdoors.
    • Fan is loud and exhaust points at the screen, risk of early screen failure.
  2. Q4 2025100/1005.0★4 条评价

    All Q4 2025 reviews are 5-star, praising performance, value under $300, build quality, and ease of use for basic tasks and coursework.

    • Great value and performance for the price, especially under $300.
    • High-quality build, backlit keyboard, and numeric keypad are appreciated.
    • Excellent for basic use: internet, Office, YouTube, and coursework.
    • Good battery life (about 3 hours) and lightweight design.

基于 13 条带日期的客户评价,按日历季度分组。分期分析为英文。

实测数据

性能表现

性能百分位

CPU 20
GPU 30.3
RAM 23.5
接口 26.3
屏幕 33.8
便携性 42
存储 36.6
User Sentiment 59.4
可靠性 32.9
用户口碑 95.2

规格参数

完整规格参数

Processor

CPU AMD Ryzen 5 7520U
Cores 4
Frequency 2.8 GHz
L3 Cache 4 MB

Graphics

GPU AMD Radeon 610M
Type Integrated
VRAM Type System Shared

Memory & Storage

RAM 8 GB
RAM Generation LPDDR5
Storage 512 GB
Storage Type SSD

Display

Size 15.6"
Resolution 1920x1080 (Full HD)
Refresh Rate 120 Hz

Connectivity

USB Ports 3
Wi-Fi 802.11ac
Bluetooth ✓

Physical

Weight 1.9 kg / 4.2 lbs
OS Windows 11 Home

竞品对比

Spec Dell 15 15.6" LDC15255-A391BLK-PUS Apple MacBook Air M4 ASUS Zenbook UX3405CA-U9321TB Lenovo ThinkPad E14 Gen 7 Microsoft Surface Laptop 7th Edition MSI Creator A13V
CPU AMD Ryzen 5 7520U Apple M4 Intel Core Ultra 9 285H Intel Core 7 240H Qualcomm Snapdragon X Elite X1E-84-100 Intel Core i7 13620H
RAM (GB) 8 24 32 32 32 32
Storage (GB) 512 1024 1000 1024 1024 2048
Screen 15.6" 1920x1080 13.6" 2560x1664 14" 1920x1200 14" 1920x1200 15" 2496x1664 14" 2880x1800
GPU AMD Radeon 610M Apple (10-Core) Intel Arc Graphics Intel Integrated Graphics Qualcomm Adreno NVIDIA GeForce RTX 4060
OS Windows 11 Home macOS Windows 11 Home Windows 11 Pro Windows 11 Home Windows 11 Home
Weight (kg) 1.9 1.2 1.3 1.3 1.7 1.6
Battery (Wh) - 54 75 48 66 54
Compare Compare Compare Compare Compare
产品 CPUGPURAM接口屏幕便携性存储User Sentiment可靠性用户口碑
Dell 15 15.6" LDC15255-A391BLK-PUS 2030.323.526.333.84236.659.432.995.2
Apple MacBook Air M4 Compare 73.371.465.653.286.891.279.790.297.698.8
ASUS Zenbook UX3405CA-U9321TB Compare 88.468.190.259.6828761.295.260.298.3
Lenovo ThinkPad E14 Gen 7 Compare 7555.586.990.167.585.379.763.98194.1
Microsoft Surface Laptop 7th Edition Compare 98.727.980.259.689.157.479.780.38195.2
MSI Creator A13V Compare 7284.684.468.889.573.594060.267.9

价格

性价比分析

最低 US$489 1 家零售商共 1 个报价
Amazon 1 个报价 最低 US$489

Price History

US$300 US$400 US$500 US$600 US$700 5月31日7月6日8月6日9月30日10月31日 US$489

使用场景评分

总体 (38.5)AI/LLM (12.8)游戏 (9.9)便携性 (40.2)创作 (16.9)学生 (41.8)商务 (39.7)开发 (35.1)娱乐 (36.6)

完整评测即将发布。上方的规格、评分、价格和图表始终保持最新。

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