SMSL SU-1 vs WiiM Pro Plus
101 facts in comparison
Based on 437 Reddit opinions. Too close to call.
437 opinions
SMSL SU-1
VS
Reddit's Pick
95%
A+
Based on
390 Redditors
Winner
SMSL SU-1
~$84.99
203 opinions
tldr; Compact DAC. USB source, clean output. Basic but effective.
Check pricesVS
95%
A+
Based on
476 Redditors
WiiM Pro Plus
~$219
234 opinions
tldr; Reddit overwhelmingly recommends the WiiM Pro Plus. With 97% positive sentiment across 477 mentions, this is a clear community favorite.
Check prices🎵SOU
⭐FEA
⚡AMP
🔇NOI
🔧BUI
100
Points
98
Points
Score by Category
Sound Quality
98%97%
Features & Connectivity
100%100%
Amp Performance
0%0%
Noise & Interference
100%—
Build Quality
100%100%
Why is WiiM Pro Plus better than SMSL SU-1?
Both products have similar ratings. Check the detailed comparison below.
Based on 866 Reddit opinions
Too Close to Call
Reddit prefers the SMSL SU-1SMSL SU-1
Winning by 0 points (95% vs 95%)
Better value
Compact
Budget
High confidence (866 mentions)
💬Reddit Sentiment
Based on 866 Reddit mentionsOverall Rating
SMSL SU-1
9.5/10
390 mentions
Pro Plus
9.5/10
476 mentions
SOUND QUALITY
SMSL SU-19.8/10
Pro Plus9.7/10
VALUE
SMSL SU-110.0/10
Pro Plus9.3/10
AMP SECTION
SMSL SU-10.0/10
Pro Plus0.0/10
FEATURES
SMSL SU-110.0/10
Pro Plus10.0/10
BUILD QUALITY
SMSL SU-110.0/10
Pro Plus10.0/10
NOISE
SMSL SU-110.0/10
Pro PlusN/A
⚔️
Head to Head
| Topic | SMSL SU-1 | Pro Plus |
|---|---|---|
Sound Quality | 98% | 97% |
Value | 100% | 93% |
Amp Section | 0% | 0% |
Features | 100% | 100% |
Build Quality | 100% | 100% |
Noise | 100% | N/A |
Category Wins
SMSL SU-1: 2|Pro Plus: 0
Head to Head
SMSL SU-1: 2|Pro Plus: 0
Sound Quality
SMSL SU-198%
Pro Plus97%
ValueSMSL SU-1
SMSL SU-1100%
Pro Plus93%
Amp Section
SMSL SU-10%
Pro Plus0%
Features
SMSL SU-1100%
Pro Plus100%
Build Quality
SMSL SU-1100%
Pro Plus100%
NoiseSMSL SU-1
SMSL SU-1100%
Pro PlusN/A
SMSL SU-1
95%
95%
Pro Plus
SMSL SU-195%
Pro Plus95%
Dead heat - too close to call
Key Specs
| Spec | SMSL SU-1 | WiiM Pro Plus |
|---|---|---|
| DAC Chip | AKM AK4493S | AKM4493SEQ |
| THD+N | 0.00013% (-117dB) | 0.00032% (-110 dB) |
| PCM Support | 32bit/768kHz (USB) | — |
| DSD Support | DSD512 (USB) | — |
| Inputs | USB Type-C, Optical, Coaxial | — |
Key Highlights
SMSL SU-1
📏 Compact
💰 Budget
🔊 Clean output
🔧 Needs amp
WiiM Pro PlusWinner
Solid community reputation
Frequently recommended
Topic Battles
SMSL SU-1: 1|Tied: 4|Pro Plus: 0
🎵Sound Quality
SMSL SU-1
98%
Pro Plus
97%
⭐Features & Connectivity
SMSL SU-1
100%
Pro Plus
100%
⚡Amp Performance
SMSL SU-1
0%
Pro Plus
0%
🔇Noise & Interference
SMSL SU-1 winsSMSL SU-1
100%
Pro Plus
—
🔧Build Quality
SMSL SU-1
100%
Pro Plus
100%
Based on Reddit sentiment across 5 categories
📈Where They Rank
💬What Redditors Actually Say
What Redditors Say
Best praise vs top criticism for SMSL SU-1
Best Praise
+14 pts“Thrift store DVD player with a good DAC like SMSL SU-1 will sound like a £1000 CD player. For £100.”
r/BudgetAudiophile
ViewTop Criticism
+1 pts“With a good $1000 DAC, sure, there will be imorovements. With SMSL SU-1, no I don't think so.”
r/BudgetAudiophile
View3 more quotes available below
What Redditors Say
Best praise vs top criticism for WiiM Pro Plus
Best Praise
+11 pts“Get a WiiM Pro or WiiM Pro Plus. You can create your own 10 filter parametric EQ. I use microphone and REW to record frequency sweeps for my L and R. I create preset EQ for my desired music. I pair them with minidsp parametric EQ for my subwoofer.”
r/BudgetAudiophile
ViewTop Criticism
+1 pts“Yes, now that you mention it, it was after the latest firmware. Thank you for the link, I see that audio dropouts is a common problem with the Pro Plus, will look into it”
r/BudgetAudiophile
View3 more quotes available below
Sentiment Over Time
SMSL SU-1
WiiM Pro Plus
📈Historical Price Data
SMSL SU-1
WiiM Pro Plus
SMSL SU-1
All-time low: $67.99(2023-06)
WiiM Pro Plus
All-time low: $175.2(2023-11)
Which is Better?
Too Close to Call
Both products have nearly identical approval ratings (95% vs 95%). Choose based on your specific needs and preferences.
Why SMSL SU-1
- Better Value for Money (100% vs 93%)
Why Pro Plus
- Still a solid choice depending on your priorities
❤️The Love/Hate Breakdown
Sentiment Breakdown
51%Positive
Positive
51%Neutral
48%Negative
1%Based on 390 Reddit opinions
Sentiment Breakdown
48%Positive
Positive
48%Neutral
51%Negative
1%Based on 476 Reddit opinions
Frequently Asked Questions
Which is better, SMSL SU-1 or WiiM Pro Plus?
Based on 866 Reddit comments, both are similarly rated at 95% and 95% positive - too close to call a clear winner.
Should I buy SMSL SU-1 or WiiM Pro Plus?
Both have similar approval ratings (95% vs 95%), so focus on specific features, pricing, and what matters most to you.
What do Redditors love about SMSL SU-1?
Reddit users highlight: Compact. Budget. Clean output. With 390 mentions and 95% approval, it's a well-regarded choice in the community.
What do Redditors say about WiiM Pro Plus?
WiiM Pro Plus has 476 mentions on Reddit with 95% positive sentiment. It's frequently discussed as a solid option.
How many Reddit reviews were analyzed?
This comparison analyzed 866 Reddit comments: 390 about SMSL SU-1 and 476 about WiiM Pro Plus. Data was sourced from DACs community discussions.
How accurate are these ratings?
Our sentiment analysis is approximately 80-85% accurate compared to manual review. Well-discussed products with many mentions tend to have more reliable scores than niche items with fewer data points.
Why trust Reddit over professional reviews?
Reddit users bought products with their own money and have no incentive to mislead. You're seeing hundreds of real opinions across different use cases, not just one reviewer's take. This crowdsourced approach surfaces both common praise and recurring complaints.
437 Reddit opinions analyzed · Last updated 7/16/2026