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Uperfect UStation Delta 评测:配备双 15.6 英寸显示屏的便携式显示器扩展了桌面功能

便携式 Multitalent? Uperfect 发布了 UStation Delta,这是一款非同寻常的显示器,可通过两个 15.6 英寸显示器轻松扩展移动工作空间。该公司向我们提供了一台原型机,我们将对这款显示器及其潜在的使用场景进行更深入的了解。
Monitor


Uperfect 从事便携式显示器业务已有数年时间,该公司目前拥有多种显示器产品,能够很好地满足用户的需求。该公司推出的 Uperfect UStation Delta 是一款奇特的便携式显示器,旨在以其卓越的多功能性提高日常工作效率。 那些经常更换工作场所且不想错过多屏幕优势的用户应该仔细了解一下:由于有两个垂直排列的 15.6 英寸显示屏,可用的数字工作空间得以大大扩展。一根线缆即可同时操作两个屏幕,避免了桌面上恼人的线缆杂乱问题。 由于这两个是独立的显示屏,因此可以同时使用两个独立的信号源。

有关 Uperfect UStation Delta 和其他 Uperfect 显示器的更多信息,请访问.

Uperfect UStation Delta 的供货包包括

  • Uperfect UStation Delta 双显示器
  • 一个保护套
  • 2 x 迷你 HDMI 至 HDMI 连接线
  • 2 x USB-C 至 USB-C 连接线
  • PD 30 W 充电器
  • 说明书

机箱和端口

Uperfect UStation Delta 的制造质量与我们在测试其他 Uperfect 产品时看到的一样出色。尽管这只是一个原型,但其工艺无可挑剔,材料的选择也非常成功。设备的四周都是铝制外壳,使其具有超强的稳定性。坚固的支架也是由铝制成,即使完全折叠也能确保显示屏得到安全的支撑。

对于那些打算在家庭办公环境中使用显示器的用户,该设备还可以安装在 VESA 支架上。此外,交货包装中还包括一个保护套,可在运输过程中保护设备,并可用作必要电缆的袋子。

在连接方面,Uperfect UStation Delta 具有两个 USB-C 输入和两个迷你 HDMI 输入。此外,还有一个额外的 USB-C 端口,以便在需要时使用外部电源供电。只要电源和数据都使用 USB-C 连接,就不需要外接电源。

显示屏 - 双 15.6 英寸,1,080p

子像素结构
子像素结构
轻微可见混浊
轻微可见混浊

Uperfect UStation Delta 配备两块 15.6 英寸屏幕,每块屏幕的分辨率均为 1920 × 1080 像素。根据技术规格,屏幕的显示亮度应为 250 cd/m²。然而,我们只能测量到 226 cd/m² 的最大显示亮度。两块显示屏的平均亮度甚至更低,尽管亮度仍足以满足典型的室内使用需求。另一个值得一提的缺点是,在黑阶方面,两台显示器之间的差异很大。上部显示屏的对比度仅为 471:1,而下部屏幕的对比度为 1,026:1。两台显示器都存在混浊问题。我们的测试表明,在所有亮度设置下都没有出现 PWM,这很好,因为这减少了长时间使用可能造成眼睛疲劳的担忧。 在响应时间方面,Uperfect UStation Delta 的结果处于良好的中等水平。考虑到 UGame K5 的市场定位是游戏显示器,因此它能提供更好的响应时间也就不足为奇了。

注意:

只有连接到随附的电源适配器,才能达到最大显示亮度。在通过 USB-C 单电缆运行时,我们观察到最大显示亮度仅为 160 cd/m²。

196
cd/m²
200
cd/m²
196
cd/m²
186
cd/m²
212
cd/m²
196
cd/m²
185
cd/m²
203
cd/m²
226
cd/m²
Distribution of brightness
tested with X-Rite i1Pro 2
Maximum: 226 cd/m² (Nits) Average: 200 cd/m² Minimum: 7 cd/m²
Brightness Distribution: 82 %
Contrast: 471:1 (Black: 0.45 cd/m²)
ΔE Color 6.64 | 0.5-29.43 Ø5, calibrated: 3.53
ΔE Greyscale 6.78 | 0.57-98 Ø5.3
52.1% AdobeRGB 1998 (Argyll 2.2.0 3D)
73.3% sRGB (Argyll 2.2.0 3D)
50.1% Display P3 (Argyll 2.2.0 3D)
Gamma: 2.1
Uperfect Delta
1920x1080, 15.60
Uperfect Delta
1920x1080, 15.60
Uperfect X Pro LapDock
3840x2160, 17.30
Lenovo ThinkVision m14t
1920x1080, 14.00
GMK KD1 Portable Monitor
3840x2160, 14.00
KYY X90A
1920x1080, 14.00
Uperfect UGame K5
1920x1080, 17.30
Display
-1%
25%
28%
35%
28%
51%
Display P3 Coverage
50.1
49.8
-1%
65
30%
63.6
27%
69.6
39%
64
28%
81.3
62%
sRGB Coverage
73.3
73.1
0%
88.2
20%
95.4
30%
94.4
29%
95.4
30%
100
36%
AdobeRGB 1998 Coverage
52.1
51.8
-1%
64.5
24%
65.4
26%
71.1
36%
66
27%
80.4
54%
Response Times
-3%
-79%
-29%
-215%
16%
42%
Response Time Grey 50% / Grey 80% *
18 ?(4, 14)
19 ?(4, 15)
-6%
35 ?(17, 18)
-94%
15.6 ?(6.4, 9.2)
13%
62 ?(28.4, 33.6)
-244%
18 ?(4, 14)
-0%
12 ?(6, 6)
33%
Response Time Black / White *
16 ?(7, 9)
16 ?(7, 9)
-0%
26 ?(11, 15)
-63%
27.2 ?(14.8, 12.4)
-70%
45.6 ?(30.8, 14.8)
-185%
11 ?(3, 8)
31%
8 ?(4, 4)
50%
PWM Frequency
1000 ?(99)
5000 ?(99)
Screen
26%
2%
69%
43%
43%
47%
Brightness middle
212
195
-8%
248
17%
310.6
47%
325.3
53%
258
22%
266
25%
Brightness
200
182
-9%
232
16%
295
48%
316
58%
235
18%
245
23%
Brightness Distribution
82
88
7%
84
2%
89
9%
82
0%
80
-2%
80
-2%
Black Level *
0.45
0.19
58%
0.73
-62%
0.23
49%
0.3
33%
0.27
40%
0.24
47%
Contrast
471
1026
118%
340
-28%
1350
187%
1084
130%
956
103%
1108
135%
Colorchecker dE 2000 *
6.64
4.92
26%
6.92
-4%
2.01
70%
4.75
28%
3.28
51%
3.07
54%
Colorchecker dE 2000 max. *
12.33
10.5
15%
8.75
29%
3.58
71%
8.09
34%
5.16
58%
5.22
58%
Colorchecker dE 2000 calibrated *
3.53
3.58
-1%
1.9
46%
2.19
38%
3.44
3%
Greyscale dE 2000 *
6.78
4.66
31%
6.67
2%
1.9
72%
6.2
9%
2.98
56%
1.43
79%
Gamma
2.1 105%
2.3 96%
1.7 129%
2.06 107%
2.31 95%
2.14 103%
2.35 94%
CCT
6676 97%
6670 97%
7452 87%
6455 101%
6691 97%
6965 93%
6509 100%
Color Space (Percent of AdobeRGB 1998)
65.4
Color Space (Percent of sRGB)
94.6
Total Average (Program / Settings)
7% / 16%
-17% / -5%
23% / 45%
-46% / 4%
29% / 36%
47% / 47%

* ... smaller is better

色彩空间覆盖率

我们分别测量了两个屏幕的色彩空间覆盖率。差异相对较小,两款显示器的结果几乎完全相同。对于 sRGB 色彩空间,我们的测试结果显示覆盖率略高于 73%,这并不算高。同时,AdobeRGB 和 P3 色彩空间中只有略高于 50% 的色彩可以显示。对于半专业的照片或视频编辑来说,这还远远不够。相反,Uperfect 的色彩准确度只能满足基本的桌面扩展需求,用于文档编辑或互联网浏览。即使偶尔使用游戏机进行游戏也是可行的,因为这并不需要高色彩准确度。

色彩空间覆盖范围 - 上屏

sRGB
sRGB
DCI-P3
DCI-P3
AdobeRGB
AdobeRGB

色彩空间覆盖范围 - 下屏

sRGB
sRGB
DCI-P3
DCI-P3
AdobeRGB
AdobeRGB

在实际使用中,这两款显示器的图像质量都可以接受。很明显,Uperfect 显示器没有经过出厂校准。在出厂设置中,色彩的 DeltaE-2000 值偏高。

手动校准两台显示器后,我们大大降低了灰阶 DeltaE-2000 值。
相比之下,我们只看到色彩方面略有改善。在这方面,Uperfect UStation Delta 的数值没有低于 3。请注意,校准这些屏幕会使微弱的显示亮度变得更低。

出厂状态下的 CalMAN 测量


灰度(上屏)
灰度(上屏)
色彩检查器(上屏)
色彩检查器(上屏)
饱和度(上屏)
饱和度(上屏)
灰度(下屏)
灰度(下屏)
色彩检查器(上屏)
色彩检查器(上屏)
饱和度(上屏)
饱和度(上屏)

手动校准后的 CalMAN 测量

灰度(上屏)
灰度(上屏)
色彩检查器(上屏)
色彩检查器(上屏)
饱和度(上屏)
饱和度(上屏)
灰度(下屏)
灰度(下屏)
色彩检查器(上屏)
色彩检查器(上屏)
饱和度(上屏)
饱和度(上屏)

Display Response Times

Display response times show how fast the screen is able to change from one color to the next. Slow response times can lead to afterimages and can cause moving objects to appear blurry (ghosting). Gamers of fast-paced 3D titles should pay special attention to fast response times.
       Response Time Black to White
16 ms ... rise ↗ and fall ↘ combined↗ 7 ms rise
↘ 9 ms fall
The screen shows good response rates in our tests, but may be too slow for competitive gamers.
In comparison, all tested devices range from 0.1 (minimum) to 240 (maximum) ms. » 32 % of all devices are better.
This means that the measured response time is better than the average of all tested devices (21.5 ms).
       Response Time 50% Grey to 80% Grey
18 ms ... rise ↗ and fall ↘ combined↗ 4 ms rise
↘ 14 ms fall
The screen shows good response rates in our tests, but may be too slow for competitive gamers.
In comparison, all tested devices range from 0.2 (minimum) to 636 (maximum) ms. » 27 % of all devices are better.
This means that the measured response time is better than the average of all tested devices (33.7 ms).

Screen Flickering / PWM (Pulse-Width Modulation)

To dim the screen, some notebooks will simply cycle the backlight on and off in rapid succession - a method called Pulse Width Modulation (PWM) . This cycling frequency should ideally be undetectable to the human eye. If said frequency is too low, users with sensitive eyes may experience strain or headaches or even notice the flickering altogether.
Screen flickering / PWM not detected

In comparison: 53 % of all tested devices do not use PWM to dim the display. If PWM was detected, an average of 17853 (minimum: 5 - maximum: 3846000) Hz was measured.

在正常使用中,两款 IPS 面板都能提供良好的图像质量。色彩变化几乎不明显,甚至可以说完全没有变化。

Uperfect UStation Delta - 视角
Uperfect UStation Delta - 视角

发言人

Uperfect UStation Delta 自带扬声器。不过,这些扬声器只适合作为备用解决方案。语音清晰易懂,但低音明显不足。在 100% 音量下,扬声器的音量略高于 75 dB(A)。

dB(A) 0102030405060708090Deep BassMiddle BassHigh BassLower RangeMidsHigher MidsLower HighsMid HighsUpper HighsSuper Highs2037.939.72535.537.23140.136.84033.526.75035236325.721.28025.718.110032.625.912533.616.11603713.420046.412.825047.811.231550.81140055.29.250059.610.963065.79.580065.29.4100066.612.4125065.911160064.911.3200063.712.2250054.112.5315061.313.440006214500065.214.3630062.814.8800055.3151000048.915.11250045.214.81600037.614.3SPL75.225.1N34.90.6median 55.3median 12.8Delta9.71.840.840.240.834.231.634.234.231.134.235.826.135.834.226.934.23126.43123.620.123.624.322.224.324.615.124.625.510.825.52911.12937.41037.443.610.743.649.29.449.257.79.757.768.210.668.270.510.170.562.310.762.357.913.657.962.611.462.662126260.212.760.262.113.262.16513.96566.814.466.861.614.761.654.714.954.743.51543.541.214.941.23714.53775.625.275.634.30.634.3median 57.7median 12.7median 57.711.6211.6hearing rangehide median Pink NoiseUperfect DeltaUperfect UGame K5
Frequency diagram (checkboxes can be checked and unchecked to compare devices)
Uperfect Delta audio analysis

(±) | speaker loudness is average but good (75.2 dB)
Bass 100 - 315 Hz
(±) | reduced bass - on average 13.9% lower than median
(±) | linearity of bass is average (9.9% delta to prev. frequency)
Mids 400 - 2000 Hz
(±) | higher mids - on average 8.1% higher than median
(+) | mids are linear (5.8% delta to prev. frequency)
Highs 2 - 16 kHz
(±) | higher highs - on average 5.4% higher than median
(±) | linearity of highs is average (12.4% delta to prev. frequency)
Overall 100 - 16.000 Hz
(±) | linearity of overall sound is average (23.9% difference to median)
Compared to same class
» 67% of all tested devices in this class were better, 7% similar, 26% worse
» The best had a delta of 4%, average was 25%, worst was 134%
Compared to all devices tested
» 67% of all tested devices were better, 7% similar, 26% worse
» The best had a delta of 4%, average was 25%, worst was 134%

Uperfect UGame K5 audio analysis

(±) | speaker loudness is average but good (75.6 dB)
Bass 100 - 315 Hz
(-) | nearly no bass - on average 27% lower than median
(±) | linearity of bass is average (7.4% delta to prev. frequency)
Mids 400 - 2000 Hz
(±) | higher mids - on average 5.7% higher than median
(±) | linearity of mids is average (12.4% delta to prev. frequency)
Highs 2 - 16 kHz
(±) | higher highs - on average 6.3% higher than median
(±) | linearity of highs is average (10% delta to prev. frequency)
Overall 100 - 16.000 Hz
(±) | linearity of overall sound is average (29.3% difference to median)
Compared to same class
» 85% of all tested devices in this class were better, 3% similar, 12% worse
» The best had a delta of 4%, average was 25%, worst was 134%
Compared to all devices tested
» 85% of all tested devices were better, 3% similar, 12% worse
» The best had a delta of 4%, average was 25%, worst was 134%

Pros

+ 两台 15.6 英寸 1080p 显示器
+ 只需一根电缆即可操作
+ 可独立使用两个信号源
+ 设计时尚
+ 无可挑剔的工艺
+ 优质选材
+ 稳定的支架
+ 兼容 VESA 安装
+ 无 PWM
+ 集成扬声器

Cons

- 显示亮度低
- 色彩空间覆盖率
- 高 DELTA-E-2000 值
- 只有使用电源时才能达到最大显示亮度

评价:功能强大的实用扩展

Uperfect UStation Delta 评测 - 测试显示器由 Uperfect 提供(图片来源:Uperfect)
Uperfect UStation Delta 评测 - 测试显示器由 Uperfect 提供(图片来源:Uperfect)

乍一看,Uperfect UStation Delta 是数字工作场所的一大亮点。它配备了两个 15.6 英寸的屏幕,非常适合多任务处理。无论是阅读长篇文字、处理大型电子表格,还是浏览互联网,无需不断重新排列屏幕上的窗口,这种功能都非常出色,一旦你习惯了它,你就不想离开它了。

Uperfect UStation Delta 的精湛工艺和高品质材料的使用给人留下了深刻印象。它的连接性设计也很好,如果需要,可以在双显示屏上操作两个独立的设备。它的多功能性涵盖了广泛的应用领域,因为它可以连接笔记本电脑、智能手机、平板电脑甚至游戏机。不过,该显示器在色彩精确度方面存在很大的局限性,不适合专业照片和视频编辑。即使在半专业环境中,Uperfect UStation Delta 的可用性也很有限。

Uperfect UStation Delta 是移动工作空间的一个有前途的补充。提高色彩精确度和触摸屏将进一步增强该设备的吸引力。

另一个值得吐槽的地方是显示屏亮度有限。我们还希望 DeltaE-2000 的数值能更好。就目前的状态而言,Uperfect UStation Delta 还不够令人信服。630 美元对于一个数字工作空间扩展来说实在是太贵了。考虑到这里的测试装置只是一个原型,Uperfect 有可能会进行一些改进。因此,在最终产品发布之前,仍有可能进行修改。

1080p 的分辨率还不错。不过,值得注意的是,与 Uperfect UStation Delta 相似的双显示器已通过 Indiegogo 活动推向市场,它的名字叫 Lepow DualViews。Lepow DualViews 拥有两个 QHD 显示屏和触摸功能,可以提供更多的功能。

价格和供应情况

目前,Uperfect Delta 还没有在任何地方销售。Uperfect 打算不久后在 Kickstarter 上发起募捐活动,为早期参与者提供诱人的优惠。该设备目前在 Uperfect 网站上的售价为售价为 630 美元。这个价格是否会保持不变还不确定。对这款显示器真正感兴趣的人应该定期访问该网站。

Transparency

The present review sample was made available to the author as a loan by the manufacturer or a shop for the purposes of review. The lender had no influence on this review, nor did the manufacturer receive a copy of this review before publication. There was no obligation to publish this review.

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> Notebookcheck中文版(NBC中国) > 评测 > Uperfect UStation Delta 评测:配备双 15.6 英寸显示屏的便携式显示器扩展了桌面功能
Sebastian Bade, 2023-08-21 (Update: 2023-08-21)