Comparison Chart

Feature SmartEye eVscope 2 Odyssey Pro Seestar S50 DWARF 3
Price (USD) ~$1,999 ~$4,999 ~$4,599 ~$499 ~$549
Eyepiece Included Yes Yes Yes No No
Uses Your Scope Yes No No No No
Aperture FlexibleWorks with your scope 114mm 85mm 50mm 35mm
Focal Length FlexibleMatches your scope 450mm 320mm 250mm 150mm
Sensor Format 11.3 mm × 11.3 mm (128 mm²) — IMX533 11.2 mm × 6.3 mm (70 mm²) — IMX347 5.6 mm × 3.3 mm (17-18 mm²) — IMX615 5.6 mm × 3.1 mm (17 mm²) — IMX462 7.7 mm × 4.3 mm (33 mm²) — IMX678
Hardware Resolution 9.0 MP Raw 7.7 MP (Upscaled) 4.1 MP 2.1 MP (1080p) 8.3 MP (4K)
Cooling (TEC) Active Cooling Ambient/Uncooled Ambient/Uncooled None None
Weather Performance
High Range
-20°C to 50°C
Active TEC Cooling; no battery failure in cold
Restricted
0°C to 40°C
Thermal noise in heat; battery drain in cold
Restricted
0°C to 40°C
No regulation; battery spikes below freezing
Restricted
0°C to 40°C
Shutdown risk >40°C; charging locks in cold
Moderate
-10°C to 45°C
Compact heat trap; battery life drops in cold
Imaging Philosophy High SNR StackingPure natural signal Deep Dark AI AI Enhancement AI Assisted AI Assisted
Visual Connection Eyepiece Viewing Yes Yes App Only App Only
Experience Depth Immersive VR-likeWraparound 90° FOV Nikon Eyepiece Nikon Eyepiece Flat Screen Flat Screen
Storage Capacity MicroSD (Up to 2TB) 64GB 64GB 64GB 128GB
Upgrade Path Modular & FlexibleNever forced into entire rig replacement Sealed Unit Sealed Unit Fixed Fixed
Typical Price (USD)

SmartEye VALUE BEST OVERALL
~$1,999

eVscope 2
~$4,999

Odyssey Pro
~$4,599

Seestar S50
~$499

DWARF 3
~$549
Eyepiece Included

SmartEye EYEPIECE REAL VIEW
Yes

eVscope 2
Yes

Odyssey Pro
Yes

Seestar S50
No

DWARF 3
No
Uses Your Telescope

SmartEye FUTURE-PROOF
Yes

eVscope 2
No

Odyssey Pro
No

Seestar S50
No

DWARF 3
No
Aperture Comparison

SmartEye FLEXIBLE YOUR SCOPE
Your Choice

eVscope 2
114mm

Odyssey Pro
85mm

Seestar S50
50mm

DWARF 3
35mm
Focal Length

SmartEye FLEXIBLE YOUR SCOPE
Your Choice

eVscope 2
450mm

Odyssey Pro
320mm

Seestar S50
250mm

DWARF 3
150mm
Sensor Format

SmartEye 11.3 × 11.3 mm 128 mm²
11.3 mm × 11.3 mm (128 mm²) — IMX533

eVscope 2
11.2 mm × 6.3 mm (70 mm²) — IMX347

Odyssey Pro
5.6 mm × 3.3 mm (17-18 mm²) — IMX615

Seestar S50
5.6 mm × 3.1 mm (17 mm²) — IMX462

DWARF 3
7.7 mm × 4.3 mm (33 mm²) — IMX678
Active Sensor Cooling

SmartEye LOWER NOISE
✓ Thermoelectric (TEC)
Physically freezes the sensor to -25°C below ambient for professional-grade signal.

eVscope 2 AMBIENT
— Uncooled
No active cooling hardware; relies on software to mask thermal noise.

Odyssey Pro AMBIENT
— Uncooled
Standard sensor temperature; noise increases significantly during long sessions.

Seestar S50 NONE
— None
No thermal management; compact design leads to rapid heat buildup.

Dwarf 3 NONE
— None
Internal heat traps easily; prone to "hot pixels" in summer conditions.
High Performance Weather Range

SmartEye DYNAMIC
✓ -20°C to 50°C
Active TEC Cooling; no internal battery to fail in extreme cold. No AI compensation necessary.

eVscope 2 RESTRICTED
— 0°C to 40°C
Weak, passive cooling; battery performance drops below freezing.

Odyssey Pro RESTRICTED
— 0°C to 40°C
No active thermal regulation; sensor signal degrades in heat.

Seestar S50 RESTRICTED
— 0°C to 40°C
Shutdown risk >40°C; charging disabled below 0°C.

Dwarf 3 MODERATE
— -10°C to 45°C
Compact body traps heat; significant battery drain in winter.
Imaging Philosophy

SmartEye PURE
Natural Signal Stacking
High SNR auto-stacking via cooled hardware; no AI "guesswork" or synthetic fills.

eVscope 2 AI-BASED
Deep Dark AI Filtering
Software-based "cooling" that uses algorithms to scrub noise and guess signal.

Odyssey Pro AI-BASED
AI Enhanced Sharpening
Uses upscaling and edge-refinement to compensate for smaller 85mm optics.

Seestar S50 AI-BASED
AI Assisted De-noising
Aggressive software smoothing to hide noise from the tiny, uncooled sensor.

Dwarf 3 AI-BASED
AI-Driven Cleaning
Automated removal of hot pixels and artifacts caused by high internal heat.
Visual Connection

SmartEye EYEPIECE IMMERSIVE
Eyepiece Viewing

eVscope 2
Yes

Odyssey Pro
Yes

Seestar S50
App Only

DWARF 3
App Only
Experience Depth

SmartEye 90° FOV VR-LIKE
Immersive VR-like (90°)

eVscope 2
Nikon; Standard FOV

Odyssey Pro
Nikon; Standard FOV

Seestar S50
Flat Screen (App)

DWARF 3
Flat Screen (App)
Storage Capacity

SmartEye UP TO 2TB MICROSD
MicroSD (Up to 2TB)

eVscope 2
64GB

Odyssey Pro
64GB

Seestar S50
64GB

DWARF 3
128GB
Upgrade Path

SmartEye MODULAR RIG FLEXIBLE
Versatile Options

eVscope 2
Sealed Unit

Odyssey Pro
Sealed Unit

Seestar S50
Fixed

DWARF 3
Fixed