Tether vs Sei

ZARQ Trust Score comparison — independent crypto risk intelligence

Tether scores higher by 11.9 points
USDT
Tether
65.9 B
Trust Score / 100
Security (30%)50
Compliance (25%)100
Maintenance (20%)25
Popularity (15%)100
Ecosystem (10%)60
vs
SEI
Sei
54.0 C+
Trust Score / 100
Security (30%)5
Compliance (25%)90
Maintenance (20%)45
Popularity (15%)100
Ecosystem (10%)60

Crash Protection — Vitality Score

The Vitality Score measures ecosystem health and crash resistance (0–100). Backtested: top-quintile tokens lost 44% less in the 2025–2026 crash (p<0.001). Full results →

Tether is more crash-resistant by 7.9 points (Vitality Score)
USDT VITALITY
Tether
59.4 B
Vitality Score / 100
Stress Resilience (25%)88
Ecosystem Gravity (20%)90
Capital Commitment (20%)6
Coordination Efficiency (15%)40
Organic Momentum (20%)61
vs
SEI VITALITY
Sei
51.5 C
Vitality Score / 100
Stress Resilience (25%)48
Ecosystem Gravity (20%)54
Capital Commitment (20%)50
Coordination Efficiency (15%)61
Organic Momentum (20%)48

Tether market data

Price$1
Market Cap$188.21B
Rank#3
24h-0.0%
7d-0.0%
Audit✓ Yes

Sei market data

Price$0
Market Cap$444.68M
Rank#118
24h+1.7%
7d+7.3%
Audit✗ No

Frequently Asked Questions

Which is safer, Tether or Sei?

Based on ZARQ's independent Trust Score, Tether scores higher (by 11.9 points). Tether scores 65.9/100 (Grade B) and Sei scores 54.0/100 (Grade C+). This is not investment advice.

What is the Trust Score for Tether?

Tether (USDT) has a ZARQ Trust Score of 65.9/100, Grade B. Scored across Security, Compliance, Maintenance, Popularity, and Ecosystem dimensions.

What is the Trust Score for Sei?

Sei (SEI) has a ZARQ Trust Score of 54.0/100, Grade C+. Scored across Security, Compliance, Maintenance, Popularity, and Ecosystem dimensions.

Which is more crash-resistant, Tether or Sei?

Based on ZARQ's Vitality Score (backtested, p<0.001), Tether has higher crash resistance. Tether Vitality: 59.4/100 (Grade B), Sei Vitality: 51.5/100 (Grade C). In the 2025-2026 crash, top-quintile Vitality tokens lost 44% less than bottom-quintile. Not investment advice.

Data updated daily. Not investment advice. Methodology →  |  Tether full report →  |  Sei full report →