Skip to content
Both Eyes Wednesday, September 30, 2026
BTC $83,627.22 +0.05% ETH $2,671.93 -0.72% Mkt Cap $2.83T -0.75%
Comparison

Tether vs Sei

A side-by-side look at Tether (USDT) and Sei (SEI) — live price, market capitalization, supply, all-time records and project fundamentals. Figures refresh hourly from public market data. For informational purposes only; not financial advice.

Side by side Source CoinPaprika Updated hourly
Tether USDT
Rank #3
$1.00
+0.03% 24h
Market cap
$183.30B
24h volume
$59.78B
Sei SEI
Rank #88
$0.072876
-1.09% 24h
Market cap
$446.57M
24h volume
$71.09M

Tether vs Sei: Key Metrics

Metric USDT SEI
Market cap rank #3 #88
Price $1.00 $0.072876
Market capitalization $183.30B $446.57M
24-hour trading volume $59.78B $71.09M
24-hour change +0.03% -1.09%
Circulating supply 186,549,137,804 —
Maximum supply No fixed cap No fixed cap
All-time high $1.32 —
All-time low $0.572521 —
Genesis / launch — —
Hashing algorithm — —
Categories tracked 17 0

Bold values mark the larger figure for size-based metrics (market cap, volume). Larger is not inherently “better.”

What Are Tether and Sei?

Tether USDT

Tether (USDT) is a cryptocurrency with a value meant to mirror the value of the U.S. dollar. The idea was to create a stable cryptocurrency that can be used like digital dollars. Coins that serve this purpose of being a stable dollar substitute are called “stable coins.” Tether is the most popular stable coin and even acts as a dollar replacement on many popular exchanges!

Full Tether profile →

Sei SEI

Profile data for Sei is being compiled.

Category Overlap

How Tether and Sei are classified by CoinPaprika, and where they overlap.

Shared

No shared categories.

Tether only
StablecoinsUSD StablecoinSolana EcosystemAvalanche EcosystemNear Protocol EcosystemCelo EcosystemEthereum EcosystemTezos EcosystemKaia EcosystemAptos Ecosystem
Sei only

—

Tether vs Sei FAQ

Which has a bigger market cap, Tether or Sei?
Tether has the larger market capitalization ($183.30B) compared with Sei ($446.57M), roughly 410.5× larger.
Is Tether or Sei a better investment?
We don’t provide financial advice or price predictions. This page compares factual market data only. Which asset suits you depends on your own research, goals and risk tolerance — always do your own due diligence before investing.

Explore Further