Summary

KEY FINDINGS
The South Korea solid-state battery market size is valued at $135.96 million as of 2026 and is expected to reach $1779.55 million by 2034, progressing with a CAGR of 37.92% during the forecast years, 2026-2034.

MARKET INSIGHTS
South Korea is emerging as a solid-state battery leader driven by heavy corporate investments from Samsung SDI and SK On, establishing the nation as a formidable competitor in next-generation energy storage technologies. Pilot-scale production lines are rapidly expanding with a strong focus on sulfide-based electrolytes, which offer exceptional ionic conductivity for improved battery performance. Moreover, Korean automakers are locking in long-term partnerships to secure next-gen battery supply for premium electric vehicle segments, ensuring strategic positioning in the global automotive transition.
Domestic research programs are speeding up commercialization timelines by prioritizing safety and long cycle life, critical parameters for consumer acceptance and regulatory compliance. According to Samsung SDI's announcement in March 2024, the company unveiled its mass-production readiness roadmap for all-solid-state batteries featuring an industry-highest energy density of 900Wh/L. The company plans to implement this energy density by leveraging proprietary solid electrolyte and anode-less technologies, with mass production targeted for 2027.
Additionally, Samsung SDI established a dedicated ASB Commercialization Team in December 2023, demonstrating organizational commitment to solid-state battery deployment. Furthermore, LG Energy Solution aims to mass-produce solid-state batteries in 2030, focusing on pouch-type configurations that maximize energy efficiency through enhanced internal pressure management. Consequently, South Korea's combination of technological innovation, manufacturing expertise, and strategic government support positions it as a critical player in the global solid-state battery market through 2034.
EV export growth is accelerating demand for high-density and safer next-gen batteries across South Korea's manufacturing ecosystem. Korean automakers like Hyundai and Kia are expanding electric vehicle production for global markets, creating sustained demand for advanced battery technologies. Moreover, government incentives support solid electrolyte manufacturing and advanced materials research and development, reducing financial barriers for innovation.
According to industry sources, Samsung SDI is pushing for volume production of prismatic all-solid-state batteries in 2027, believing this form factor will maximize safety advantages critical for automotive, maritime, drone, and urban air mobility applications. Tech giants are investing in solid-state batteries for wearables, smart devices, and micro-electronics, diversifying market opportunities beyond automotive segments. Additionally, Korea's highly developed supply chain lowers scaling costs compared to regional competitors, providing competitive advantages in manufacturing economics.
The nation benefits from established relationships with component suppliers, precision manufacturing capabilities, and integrated logistics networks. Furthermore, Korean firms are shifting toward hybrid semi-solid architectures as a bridge technology, enabling faster commercialization while full solid-state capabilities mature. Export-focused EV OEMs are prioritizing solid-state packs for premium and performance models where higher costs can be justified by superior performance characteristics. Consequently, these converging market drivers create robust momentum for South Korea's solid-state battery industry expansion.
However, South Korea faces notable challenges that could constrain market growth trajectories. Dependence on imported lithium metal poses long-term cost risks, as the nation lacks domestic lithium mining operations and processing capabilities. Safety challenges remain for large-format sulfide electrolytes in EV applications, requiring extensive validation and testing protocols before commercial deployment. Moreover, production costs continue to be high due to complex material handling requirements, sophisticated manufacturing equipment needs, and stringent quality control standards.
Commercial viability is delayed by lengthy validation and certification cycles mandated by automotive safety regulations globally. Nevertheless, sulfide electrolyte innovation is accelerating through technology collaborations with Japanese suppliers, combining Korean manufacturing prowess with Japanese materials expertise. Korea is actively expanding its global footprint through joint ventures in the United States and Europe, reducing geographic concentration risks and accessing key automotive markets directly. Consequently, South Korea's strategic approach balances aggressive innovation with pragmatic recognition of remaining technical and economic challenges.

SEGMENTATION ANALYSIS
The South Korea solid-state battery market is segmented into type, battery capacity, and application. The battery capacity segment is further categorized into less than 20 mAh, between 20 mAh & 500 mAh, and 500 mAh above.
The 500 mAh above capacity segment represents the most ambitious and technically challenging category in South Korea's solid-state battery market, primarily targeting electric vehicle and energy storage system applications. This high-capacity range demands exceptional manufacturing precision, advanced materials engineering, and rigorous safety validation protocols to ensure reliable performance. Korean manufacturers are investing heavily in developing large-format solid-state cells that can power electric vehicles for hundreds of miles on a single charge.
Moreover, the segment benefits from Korea's advanced automotive partnerships, as manufacturers like Hyundai and Kia require substantial battery capacities for their expanding EV portfolios. Large-format solid-state batteries promise to deliver the 600-1,000 km driving ranges necessary to overcome consumer range anxiety and compete with internal combustion vehicles.
Additionally, this segment captures premium pricing opportunities, as automotive OEMs prioritize performance over cost for luxury and performance vehicle segments. The technical complexity of scaling solid-state technology to 500+ mAh capacities necessitates sophisticated cell assembly, thermal management, and quality assurance systems that Korean manufacturers excel at developing.
Furthermore, energy storage system applications for grid stabilization and renewable energy integration create additional demand within this capacity range. Consequently, the 500 mAh above segment serves as the flagship category, demonstrating South Korea's technological leadership and commercialization readiness in solid-state battery manufacturing.

COMPETITIVE INSIGHTS
Some of the top players operating in the South Korea solid-state battery market include Samsung SDI, LG Energy Solution, SK On, Panasonic Corporation, etc.
Samsung SDI Co Ltd operates as a leading battery and electronic materials manufacturer headquartered in Yongin, Gyeonggi-do, South Korea, specializing in rechargeable batteries for IT devices, automotive applications, and energy storage systems. The company's Energy Solution segment manufactures batteries for consumer electronics, electric vehicles, and grid-scale storage, while its Electronic Materials segment produces components for semiconductors and displays.
Further, Samsung SDI's proprietary solid electrolyte and anode-less technologies enable higher cathode capacity and superior energy density performance. Through its comprehensive research and development capabilities, manufacturing expertise, and strategic automotive partnerships, Samsung SDI positions itself as South Korea's flagship solid-state battery developer, leading commercialization efforts toward 2027 mass production targets.

COMPANY PROFILES
1. PANASONIC CORPORATION
2. SOLID POWER INC
3. TOYOTA INDUSTRIES CORPORATION
4. SAMSUNG SDI
5. LG ENERGY SOLUTION
6. SK ON

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Table of Contents

TABLE OF CONTENTS

1. RESEARCH SCOPE & METHODOLOGY
1.1. STUDY OBJECTIVES
1.2. METHODOLOGY
1.3. ASSUMPTIONS & LIMITATIONS
2. EXECUTIVE SUMMARY
2.1. MARKET SIZE & FORECAST
2.2. MARKET OVERVIEW
2.3. SCOPE OF STUDY
2.4. CRISIS SCENARIO ANALYSIS
2.5. MAJOR MARKET FINDINGS
2.5.1. SOUTH KOREA IS EMERGING AS A SOLID-STATE BATTERY LEADER DRIVEN BY HEAVY CORPORATE INVESTMENTS FROM SAMSUNG SDI AND SK ON
2.5.2. PILOT-SCALE PRODUCTION LINES ARE RAPIDLY EXPANDING WITH A STRONG FOCUS ON SULFIDE-BASED ELECTROLYTES
2.5.3. KOREAN AUTOMAKERS ARE LOCKING IN LONG-TERM PARTNERSHIPS TO SECURE NEXT-GEN BATTERY SUPPLY FOR PREMIUM EV SEGMENTS
2.5.4. DOMESTIC RESEARCH PROGRAMS ARE SPEEDING UP COMMERCIALIZATION TIMELINES BY PRIORITIZING SAFETY AND LONG CYCLE LIFE
3. MARKET DYNAMICS
3.1. KEY DRIVERS
3.1.1. EV EXPORT GROWTH IS ACCELERATING DEMAND FOR HIGH-DENSITY AND SAFER NEXT-GEN BATTERIES
3.1.2. GOVERNMENT INCENTIVES SUPPORT SOLID ELECTROLYTE MANUFACTURING AND ADVANCED MATERIALS R&D
3.1.3. TECH GIANTS ARE INVESTING IN SOLID-STATE BATTERIES FOR WEARABLES, SMART DEVICES, AND MICRO-ELECTRONICS
3.1.4. KOREA’S HIGHLY DEVELOPED SUPPLY CHAIN LOWERS SCALING COSTS COMPARED TO REGIONAL COMPETITORS
3.2. KEY RESTRAINTS
3.2.1. DEPENDENCE ON IMPORTED LITHIUM METAL POSES LONG-TERM COST RISKS
3.2.2. SAFETY CHALLENGES REMAIN FOR LARGE-FORMAT SULFIDE ELECTROLYTES IN EV APPLICATIONS
3.2.3. PRODUCTION COSTS CONTINUE TO BE HIGH DUE TO COMPLEX MATERIAL HANDLING REQUIREMENTS
3.2.4. COMMERCIAL VIABILITY IS DELAYED BY LENGTHY VALIDATION AND CERTIFICATION CYCLES
4. KEY ANALYTICS
4.1. KEY MARKET TRENDS
4.1.1. KOREAN FIRMS ARE SHIFTING TOWARD HYBRID SEMI-SOLID ARCHITECTURES AS A BRIDGE TECHNOLOGY
4.1.2. EXPORT-FOCUSED EV OEMS ARE PRIORITIZING SOLID-STATE PACKS FOR PREMIUM AND PERFORMANCE MODELS
4.1.3. SULFIDE ELECTROLYTE INNOVATION IS ACCELERATING THROUGH TECHNOLOGY COLLABORATIONS WITH JAPANESE SUPPLIERS
4.1.4. KOREA IS ACTIVELY EXPANDING ITS GLOBAL FOOTPRINT THROUGH JOINT VENTURES IN THE US AND EUROPE
4.2. PORTER’S FIVE FORCES ANALYSIS
4.2.1. BUYERS POWER
4.2.2. SUPPLIERS POWER
4.2.3. SUBSTITUTION
4.2.4. NEW ENTRANTS
4.2.5. INDUSTRY RIVALRY
4.3. GROWTH PROSPECT MAPPING
4.3.1. GROWTH PROSPECT MAPPING FOR SOUTH KOREA
4.4. MARKET MATURITY ANALYSIS
4.5. MARKET CONCENTRATION ANALYSIS
4.6. VALUE CHAIN ANALYSIS
4.6.1. RAW MATERIALS
4.6.2. ELECTROLYTE FORMULATION
4.6.3. ANODE CATHODE PROCESSING
4.6.4. CELL MANUFACTURING
4.6.5. PACK INTEGRATION
4.6.6. OEM APPLICATIONS
4.7. KEY BUYING CRITERIA
4.7.1. ENERGY DENSITY
4.7.2. SAFETY PERFORMANCE
4.7.3. COST PER KWH
4.7.4. CYCLE LIFE
4.8. REGULATORY FRAMEWORK
5. SOLID-STATE BATTERY MARKET BY TYPE
5.1. SINGLE LAYER
5.1.1. MARKET FORECAST FIGURE
5.1.2. SEGMENT ANALYSIS
5.2. MULTI-LAYER
5.2.1. MARKET FORECAST FIGURE
5.2.2. SEGMENT ANALYSIS
6. SOLID-STATE BATTERY MARKET BY BATTERY CAPACITY
6.1. LESS THAN 20 MAH
6.1.1. MARKET FORECAST FIGURE
6.1.2. SEGMENT ANALYSIS
6.2. BETWEEN 20 MAH & 500 MAH
6.2.1. MARKET FORECAST FIGURE
6.2.2. SEGMENT ANALYSIS
6.3. 500 MAH ABOVE
6.3.1. MARKET FORECAST FIGURE
6.3.2. SEGMENT ANALYSIS
7. SOLID-STATE BATTERY MARKET BY APPLICATION
7.1. CONSUMER ELECTRONICS
7.1.1. MARKET FORECAST FIGURE
7.1.2. SEGMENT ANALYSIS
7.2. ELECTRIC VEHICLES
7.2.1. MARKET FORECAST FIGURE
7.2.2. SEGMENT ANALYSIS
7.3. ENERGY HARVESTING
7.3.1. MARKET FORECAST FIGURE
7.3.2. SEGMENT ANALYSIS
7.4. MEDICAL DEVICES
7.4.1. MARKET FORECAST FIGURE
7.4.2. SEGMENT ANALYSIS
7.5. OTHER APPLICATIONS
7.5.1. MARKET FORECAST FIGURE
7.5.2. SEGMENT ANALYSIS
8. COMPETITIVE LANDSCAPE
8.1. KEY STRATEGIC DEVELOPMENTS
8.1.1. MERGERS & ACQUISITIONS
8.1.2. PRODUCT LAUNCHES & DEVELOPMENTS
8.1.3. PARTNERSHIPS & AGREEMENTS
8.1.4. BUSINESS EXPANSIONS & DIVESTITURES
8.2. COMPANY PROFILES
8.2.1. PANASONIC CORPORATION
8.2.1.1. COMPANY OVERVIEW
8.2.1.2. PRODUCTS
8.2.1.3. STRENGTHS & CHALLENGES
8.2.2. SOLID POWER INC
8.2.2.1. COMPANY OVERVIEW
8.2.2.2. PRODUCTS
8.2.2.3. STRENGTHS & CHALLENGES
8.2.3. TOYOTA INDUSTRIES CORPORATION
8.2.3.1. COMPANY OVERVIEW
8.2.3.2. PRODUCTS
8.2.3.3. STRENGTHS & CHALLENGES
8.2.4. SAMSUNG SDI
8.2.4.1. COMPANY OVERVIEW
8.2.4.2. PRODUCTS
8.2.4.3. STRENGTHS & CHALLENGES
8.2.5. LG ENERGY SOLUTION
8.2.5.1. COMPANY OVERVIEW
8.2.5.2. PRODUCTS
8.2.5.3. STRENGTHS & CHALLENGES
8.2.6. SK ON
8.2.6.1. COMPANY OVERVIEW
8.2.6.2. PRODUCTS
8.2.6.3. STRENGTHS & CHALLENGES

LIST OF TABLES
TABLE 1: MARKET SNAPSHOT - SOLID-STATE BATTERY
TABLE 2: MARKET BY TYPE, HISTORICAL YEARS, 2022-2024 (IN $ MILLION)
TABLE 3: MARKET BY TYPE, FORECAST YEARS, 2026-2034 (IN $ MILLION)
TABLE 4: MARKET BY BATTERY CAPACITY, HISTORICAL YEARS, 2022-2024 (IN $ MILLION)
TABLE 5: MARKET BY BATTERY CAPACITY, FORECAST YEARS, 2026-2034 (IN $ MILLION)
TABLE 6: MARKET BY APPLICATION, HISTORICAL YEARS, 2022-2024 (IN $ MILLION)
TABLE 7: MARKET BY APPLICATION, FORECAST YEARS, 2026-2034 (IN $ MILLION)
TABLE 8: KEY PLAYERS OPERATING IN THE SOUTH KOREAN MARKET
TABLE 9: LIST OF MERGERS & ACQUISITIONS
TABLE 10: LIST OF PRODUCT LAUNCHES & DEVELOPMENTS
TABLE 11: LIST OF PARTNERSHIPS & AGREEMENTS
TABLE 12: LIST OF BUSINESS EXPANSIONS & DIVESTITURES
LIST OF FIGURES
FIGURE 1: KEY MARKET TRENDS
FIGURE 2: PORTER’S FIVE FORCES ANALYSIS
FIGURE 3: GROWTH PROSPECT MAPPING FOR SOUTH KOREA
FIGURE 4: MARKET MATURITY ANALYSIS
FIGURE 5: MARKET CONCENTRATION ANALYSIS
FIGURE 6: VALUE CHAIN ANALYSIS
FIGURE 7: KEY BUYING CRITERIA
FIGURE 8: SEGMENT GROWTH POTENTIAL, BY TYPE, IN 2025
FIGURE 9: SINGLE LAYER MARKET SIZE, 2026-2034 (IN $ MILLION)
FIGURE 10: MULTI-LAYER MARKET SIZE, 2026-2034 (IN $ MILLION)
FIGURE 11: SEGMENT GROWTH POTENTIAL, BY BATTERY CAPACITY, IN 2025
FIGURE 12: LESS THAN 20 MAH MARKET SIZE, 2026-2034 (IN $ MILLION)
FIGURE 13: BETWEEN 20 MAH & 500 MAH MARKET SIZE, 2026-2034 (IN $ MILLION)
FIGURE 14: 500 MAH ABOVE MARKET SIZE, 2026-2034 (IN $ MILLION)
FIGURE 15: SEGMENT GROWTH POTENTIAL, BY APPLICATION, IN 2025
FIGURE 16: CONSUMER ELECTRONICS MARKET SIZE, 2026-2034 (IN $ MILLION)
FIGURE 17: ELECTRIC VEHICLES MARKET SIZE, 2026-2034 (IN $ MILLION)
FIGURE 18: ENERGY HARVESTING MARKET SIZE, 2026-2034 (IN $ MILLION)
FIGURE 19: MEDICAL DEVICES MARKET SIZE, 2026-2034 (IN $ MILLION)
FIGURE 20: OTHER APPLICATIONS MARKET SIZE, 2026-2034 (IN $ MILLION)

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List of Tables/Graphs

LIST OF TABLES

TABLE 1: MARKET SNAPSHOT - SOLID-STATE BATTERY
TABLE 2: MARKET BY TYPE, HISTORICAL YEARS, 2022-2024 (IN $ MILLION)
TABLE 3: MARKET BY TYPE, FORECAST YEARS, 2026-2034 (IN $ MILLION)
TABLE 4: MARKET BY BATTERY CAPACITY, HISTORICAL YEARS, 2022-2024 (IN $ MILLION)
TABLE 5: MARKET BY BATTERY CAPACITY, FORECAST YEARS, 2026-2034 (IN $ MILLION)
TABLE 6: MARKET BY APPLICATION, HISTORICAL YEARS, 2022-2024 (IN $ MILLION)
TABLE 7: MARKET BY APPLICATION, FORECAST YEARS, 2026-2034 (IN $ MILLION)
TABLE 8: KEY PLAYERS OPERATING IN THE SOUTH KOREAN MARKET
TABLE 9: LIST OF MERGERS & ACQUISITIONS
TABLE 10: LIST OF PRODUCT LAUNCHES & DEVELOPMENTS
TABLE 11: LIST OF PARTNERSHIPS & AGREEMENTS
TABLE 12: LIST OF BUSINESS EXPANSIONS & DIVESTITURES